{"id":445,"date":"2023-06-17T19:35:41","date_gmt":"2023-06-17T19:35:41","guid":{"rendered":"https:\/\/physigeek.com\/cn\/%e9%a9%bb%e6%b3%a2\/"},"modified":"2023-06-17T19:35:41","modified_gmt":"2023-06-17T19:35:41","slug":"%e9%a9%bb%e6%b3%a2","status":"publish","type":"post","link":"https:\/\/physigeek.com\/cn\/%e9%a9%bb%e6%b3%a2\/","title":{"rendered":"\u9a7b\u6ce2"},"content":{"rendered":"<p>\u672c\u6587\u89e3\u91ca\u4e86\u7269\u7406\u5b66\u4e2d\u7684\u9a7b\u6ce2\u3002\u6240\u4ee5\u4f60\u4f1a\u53d1\u73b0\u9a7b\u6ce2\u7684\u65b9\u7a0b\uff0c\u9a7b\u6ce2\u7684\u7279\u70b9\u662f\u4ec0\u4e48\uff0c\u800c\u4e14\uff0c\u9a7b\u6ce2\u6709\u54ea\u4e9b\u4e0d\u540c\u7c7b\u578b\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%C2%BFQue-es-una-onda-estacionaria\"><\/span>\u4ec0\u4e48\u662f\u9a7b\u6ce2\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>\u9a7b\u6ce2<\/strong>\u662f\u4e00\u79cd\u632f\u8361\u6270\u52a8\uff0c\u5176\u5cf0\u503c\u5782\u76f4\u632f\u8361\u4f46\u4e0d\u7eb5\u5411\u524d\u8fdb\u3002\u9a7b\u6ce2\u662f\u4e24\u4e2a\u6216\u591a\u4e2a\u6ce2\u4e4b\u95f4\u5e72\u6d89\u7684\u7ed3\u679c\uff0c\u7531\u5177\u6709\u76f8\u540c\u7279\u6027\u4f46\u8fd0\u52a8\u65b9\u5411\u76f8\u53cd\u7684\u6ce2\u53e0\u52a0\u800c\u6210\u3002<\/p>\n<p>\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u9a7b\u6ce2\u662f\u7531\u8c10\u632f\u7269\u7406\u73b0\u8c61\u5f15\u8d77\u7684\uff0c\u4f7f\u5f97\u8c10\u632f\u5668\u4ecb\u8d28\u4e2d\u7684\u6ce2\u4e0e\u5176\u53cd\u5c04\u6ce2\u4e4b\u95f4\u53d1\u751f\u6ce2\u4e0e\u6ce2\u7684\u5e72\u6d89\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u5f53\u6211\u4eec\u5c06\u4e00\u6839\u5f39\u6027\u7ef3\u7d22\u7684\u4e00\u7aef\u56fa\u5b9a\u5728\u5899\u4e0a\u5e76\u632f\u52a8\u7ef3\u7d22\u65f6\uff0c\u5c31\u4f1a\u4ea7\u751f\u9a7b\u6ce2\u3002\u5f26\u4ea7\u751f\u632f\u52a8\uff0c\u632f\u52a8\u5728\u5f26\u7684\u56fa\u5b9a\u7aef\u53cd\u5c04\uff0c\u4ece\u800c\u4e24\u4e2a\u6ce2\u53e0\u52a0\uff0c\u5f62\u6210\u9a7b\u6ce2\u3002 <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"620\" height=\"265\" src=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/interference-par-ondes-stationnaires.gif\" alt=\"\u9a7b\u6ce2\" class=\"wp-image-8880\"><\/figure>\n<p>\u4e0a\u56fe\u63cf\u7ed8\u4e86\u9a7b\u6ce2\uff08\u7ea2\u8272\u6ce2\uff09\u4ee5\u53ca\u91cd\u53e0\u5f62\u6210\u9a7b\u6ce2\uff08\u7eff\u8272\u548c\u84dd\u8272\u6ce2\uff09\u7684\u6ce2\u3002\u6b63\u5982\u4f60\u6240\u770b\u5230\u7684\uff0c\u7eff\u8272\u6ce2\u5411\u53f3\u79fb\u52a8\uff0c\u84dd\u8272\u6ce2\u5411\u5de6\u79fb\u52a8\uff0c\u76f8\u53cd\uff0c\u9a7b\u6ce2\u4e0d\u6c34\u5e73\u79fb\u52a8\uff0c\u53ea\u5782\u76f4\u632f\u52a8\u3002<\/p>\n<p> 1831\u5e74\uff0c\u82f1\u56fd\u7269\u7406\u5b66\u5bb6\u8fc8\u514b\u5c14\u00b7\u6cd5\u62c9\u7b2c\u9996\u6b21\u63cf\u8ff0\u4e86\u9a7b\u6ce2\u3002\u7136\u800c\uff0c\u201c\u9a7b\u6ce2\u201d\u8fd9\u4e2a\u540d\u5b57\u662f\u7531\u5fb7\u56fd\u7269\u7406\u5b66\u5bb6\u5f17\u6717\u8328\u00b7\u6885\u5c14\u5fb7\u4e8e1860\u5e74\u521b\u9020\u7684\u3002 <\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ecuacion-de-una-onda-estacionaria\"><\/span>\u9a7b\u6ce2\u65b9\u7a0b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5e73\u7a33\u65b9\u7a0b\u662f\u539f\u59cb\u6ce2\u632f\u5e45\u7684\u4e24\u500d\u4e58\u4ee5\u6ce2\u6570\u7684\u6b63\u5f26\u4e58\u4ee5\u4f38\u957f\u7387\u548c\u89d2\u9891\u7387\u7684\u4f59\u5f26\u4e58\u4ee5\u65f6\u95f4\u7684\u4e58\u79ef\u3002\u56e0\u6b64<strong>\u9a7b\u6ce2\u7684\u65b9\u7a0b\u4e3a y=2\u00b7A\u00b7sin(k\u00b7x)\u00b7cos(\u03c9\u00b7t)<\/strong> \u3002<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-530840c920e5032693233cc82579121c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y=2\\cdot A\\cdot \\text{sin}(k\\cdot x)\\cdot \\text{cos}(\\omega\\cdot t)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"229\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p style=\"margin-bottom:5px\">\u91d1\u5b50\uff1a <\/p>\n<ul style=\"color:#4fd12f; font-weight: bold;\">\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-38461fc041e953482219abf5d4cce1cb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"y\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u662f\u9a7b\u6ce2\u7814\u7a76\u70b9\u7684\u4f38\u957f\u7387\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-816b613a4f79d4bf9cb51396a9654120_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u539f\u59cb\u6ce2\u7684\u632f\u5e45\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-d42bc2203d6f76ad01b27ac9acc0bee1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"k\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u6ce2\u6570\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-7e5fbfa0bbbd9f3051cd156a0f1b5e31_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u9a7b\u6ce2\u7814\u7a76\u70b9\u7684\u4f4d\u7f6e\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-fbffdce91996e0a17795d82e8e6996d9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\omega\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u89d2\u9891\u7387\u6216\u8109\u52a8\u9891\u7387\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-fd9cb27edab3f0a8a249bc80cc9c6ee2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"t\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u65f6\u523b\u3002<\/span><\/li>\n<\/ul>\n<p><strong>\u6ce8\u610f\uff1a<\/strong>\u9a7b\u6ce2\u65b9\u7a0b\u6709\u591a\u79cd\u8868\u8fbe\u65b9\u5f0f\uff0c\u56e0\u6b64\u6839\u636e\u4e66\u7c4d\u7684\u4e0d\u540c\uff0c\u60a8\u53ef\u80fd\u4f1a\u53d1\u73b0\u65b9\u7a0b\u7565\u6709\u4e0d\u540c\u3002\u7136\u800c\uff0c\u5728\u7269\u7406\u5b66\u4e2d\uff0c\u6700\u5e38\u7528\u7684\u9a7b\u6ce2\u65b9\u7a0b\u662f\u672c\u6587\u4e2d\u4ecb\u7ecd\u7684\u65b9\u7a0b\u3002<\/p>\n<p>\u8bf7\u6ce8\u610f\uff0c\u9a7b\u6ce2\u7684\u6ce2\u6570\u548c\u89d2\u9891\u7387\u4f7f\u7528\u4ee5\u4e0b\u516c\u5f0f\u8ba1\u7b97\uff1a<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-bd9a9c86ac7bfe615da6e49025b8b40f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{c}k=\\cfrac{2\\pi}{\\lambda}\\\\[4ex]\\omega=\\cfrac{2\\pi}{T}=2\\pi f\\end{ tableau}\" title=\"Rendered by QuickLaTeX.com\" height=\"104\" width=\"110\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p style=\"margin-bottom:5px\">\u91d1\u5b50\uff1a <\/p>\n<ul style=\"color:#4fd12f; font-weight: bold;\">\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-d42bc2203d6f76ad01b27ac9acc0bee1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"k\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u6ce2\u6570\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-8c37d2f1acb1d49f3e5e655797880475_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\lambda\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u6ce2\u957f\uff0c\u5373\u9a7b\u6ce2\u7684\u4e24\u4e2a\u7b49\u6548\u70b9\u4e4b\u95f4\u7684\u8ddd\u79bb\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-fbffdce91996e0a17795d82e8e6996d9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\omega\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u89d2\u9891\u7387\u6216\u8109\u52a8\u9891\u7387\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-7e093fd43ad2c244140c11afe4d4bdff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"T\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"13\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u5468\u671f\u5b9a\u4e49\u4e3a\u6ce2\u7a7f\u8fc7\u4e00\u4e2a\u70b9\u4e0e\u518d\u6b21\u7a7f\u8fc7\u7b49\u6548\u70b9\u4e4b\u95f4\u7684\u65f6\u95f4\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-f5844370b6482674a233a3063f762555_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u662f\u9891\u7387\uff0c\u5373\u5355\u4f4d\u65f6\u95f4\u5185\u6ce2\u7684\u632f\u8361\u6b21\u6570\u3002 <\/span><\/li>\n<\/ul>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__FFF8E1\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#FFF8E1\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"><strong>\u67e5\u770b\u9a7b\u6ce2\u65b9\u7a0b\u7684\u6f14\u793a<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\">\u7ed9\u5b9a\u7531\u4ee5\u4e0b\u65b9\u7a0b\u5b9a\u4e49\u7684\u4e24\u4e2a\u4f20\u64ad\u6ce2\uff1a<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-da9c518dd5d8c55b8ec331431c3b4198_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{c}y_1=A\\cdot \\text{sin}(k\\cdot x-\\omega\\cdot t)\\\\[3ex]y_2=A\\cdot \\text{sin}(k \\cdot x+\\omega\\cdot t)\\end{array}\" title=\"Rendered by QuickLaTeX.com\" height=\"64\" width=\"186\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \u9a7b\u6ce2\u662f\u4e24\u4e2a\u632f\u8361\u6ce2\u7684\u603b\u548c\uff0c\u56e0\u6b64\u9a7b\u6ce2\u65b9\u7a0b\u5c06\u662f\u524d\u9762\u4e24\u4e2a\u65b9\u7a0b\u7684\u603b\u548c\uff1a<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-a035d8a9e422ca3984acb2bd87f96f0b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{c}y=y_1+y_2\\\\[3ex]y=A\\cdot \\text{sin}(k\\cdot x-\\omega\\cdot t)+A\\cdot \\text{ sin}(k\\cdot x+\\omega\\cdot t)\\end{array}\" title=\"Rendered by QuickLaTeX.com\" height=\"61\" width=\"353\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \u7136\u540e\u6211\u4eec\u5c06\u5e94\u7528\u4ee5\u4e0b\u4e09\u89d2\u516c\u5f0f\uff1a <\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-709f860df485f9933890e923dc1318a9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\text{sin}(A)+\\text{sin}(B)=2\\cdot \\text{sin}\\left(\\frac{A+B}{2}\\right)\\cdot\\ texte{cos}\\left(\\frac{AB}{2}\\right)\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"410\" style=\"vertical-align: -17px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-ea98f48622d6f62856d337dc490738f4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{cos}(-A)=\\text{cos}(A)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"138\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\">\u56e0\u6b64\uff0c\u901a\u8fc7\u5e94\u7528\u524d\u9762\u7684\u4e09\u89d2\u516c\u5f0f\uff0c\u6211\u4eec\u5f97\u5230\u9a7b\u6ce2\u65b9\u7a0b\uff1a <\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-8137cf4db2e711b343e2ee3226bcdfe2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{c}\\displaystyle y=A\\cdot \\text{sin}(k\\cdot x-\\omega\\cdot t)+A\\cdot \\text{sin}(k\\cdot x+\\ omega\\cdot t)\\\\[4ex]\\displaystyle y=2\\cdot A\\cdot \\text{sin}\\left(\\frac{(k\\cdot x-\\omega\\cdot t)+(k\\cdot x + \\omega\\cdot t)}{2}\\right)\\cdot \\text{cos}\\left(\\frac{(k\\cdot x-\\omega\\cdot t)-(k\\cdot x+\\omega\\cdot t) }{2}\\right)\\\\[4ex]\\displaystyle y=2\\cdot A\\cdot \\text{sin}(k\\cdot x)\\cdot \\text{cos}(-\\omega\\cdot t)\\\\ [4ex]\\displaystyle y=2\\cdot A\\cdot \\text{sin}(k\\cdot x)\\cdot \\text{cos}(\\omega\\cdot t)\\end{array}\" title=\"Rendered by QuickLaTeX.com\" height=\"187\" width=\"641\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Nodos-y-vientres-de-una-onda-estacionaria\"><\/span>\u9a7b\u6ce2\u7684\u6ce2\u8282\u548c\u6ce2\u8179<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4efb\u4f55\u9a7b\u6ce2\u5747\u7531\u6ce2\u8282\u548c\u6ce2\u8179\u7ec4\u6210\uff0c\u5b9a\u4e49\u5982\u4e0b\uff1a<\/p>\n<ul style=\"color:#4fd12f; font-weight: bold;\">\n<li style=\"margin-bottom:20px\"><span style=\"color:#101010;font-weight: normal;\"><strong>\u8282\u70b9<\/strong>\uff1a\u9a7b\u6ce2\u4f38\u957f\u7387\u6700\u5c0f\u7684\u70b9 (y=0)\u3002\u8fd9\u4e9b\u70b9\u5b8c\u5168\u9759\u6b62\uff0c\u56e0\u4e3a\u5b83\u4eec\u65e2\u4e0d\u6c34\u5e73\u4e5f\u4e0d\u5782\u76f4\u79fb\u52a8\u3002<\/span><\/li>\n<li style=\"margin-bottom:20px\"><span style=\"color:#101010;font-weight: normal;\"><strong>\u8179\u90e8\uff08\u6216\u8179\u90e8\uff09<\/strong> \uff1a\u8fd9\u4e9b\u662f\u9a7b\u6ce2\u7684\u4f38\u957f\u7387\u6700\u5927\u7684\u70b9\uff08y = 2A \u6216 y = -2A\uff09\u3002\u8fd9\u4e9b\u70b9\u4ece\u4f38\u957f y=2A \u5230 y=-2A \u5782\u76f4\u632f\u8361\u3002<\/span> <\/li>\n<\/ul>\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/noeuds-et-ventres-dondes-stationnaires.png\" alt=\"\u9a7b\u6ce2\u7684\u6ce2\u8282\u548c\u6ce2\u8179\" class=\"wp-image-8887\" width=\"601\" height=\"282\" srcset=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/noeuds-et-ventres-dondes-stationnaires-300x141.png 300w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/noeuds-et-ventres-dondes-stationnaires-768x362.png 768w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/noeuds-et-ventres-dondes-stationnaires.png 927w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\"><\/figure>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ondas-estacionarias-con-ambos-extremos-fijos\"><\/span>\u4e24\u7aef\u56fa\u5b9a\u7684\u9a7b\u6ce2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5f53<strong>\u4ea7\u751f\u4e24\u7aef\u56fa\u5b9a\u7684\u9a7b\u6ce2\u65f6\uff0c<\/strong>\u610f\u5473\u7740\u6ce2\u7684\u4e24\u7aef\u662f\u8282\u70b9\u3002\u8fd9\u79cd\u7c7b\u578b\u7684\u9a7b\u6ce2\u662f\u5728\u4e24\u4fa7\u5c01\u95ed\u7684\u7ba1\u4e2d\u6216\u901a\u8fc7\u8fde\u63a5\u5230\u7aef\u90e8\u7684\u632f\u52a8\u7ef3\u8fdb\u884c\u7684\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u5f53\u6211\u4eec\u632f\u52a8\u5409\u4ed6\u7684\u7434\u5f26\u65f6\uff0c\u4f1a\u4ea7\u751f\u4e24\u7aef\u56fa\u5b9a\u7684\u9a7b\u6ce2\u3002<\/p>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u9a7b\u6ce2\u7684\u6ce2\u957f\u548c\u9891\u7387\u7531\u4ee5\u4e0b\u516c\u5f0f\u5b9a\u4e49\uff1a<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-a602b1c2e671ce2b9f7ec1702c3e91df_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{c}\\lambda_n=\\cfrac{2\\cdot L}{n}\\\\[4ex]f_n=\\cfrac{v}{\\lambda_n}=\\cfrac{n\\cdot v} {2\\cdot L}\\end{array}\" title=\"Rendered by QuickLaTeX.com\" height=\"107\" width=\"123\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p style=\"margin-bottom:5px\">\u91d1\u5b50\uff1a <\/p>\n<ul style=\"color:#4fd12f; font-weight: bold;\">\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-8c37d2f1acb1d49f3e5e655797880475_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\lambda\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u6ce2\u957f\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-48d71fca322532f0abc2c4ad2cf98154_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"L\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u5b57\u7b26\u4e32\u7684\u957f\u5ea6\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-ec4217f4fa5fcd92a9edceba0e708cf7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u8c10\u6ce2\u6570 (n=1, 2, 3, 4\u2026)\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-f5844370b6482674a233a3063f762555_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u662f\u56fa\u6709\u9891\u7387\u6216\u8c10\u6ce2\u9891\u7387\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-796872219106704832bd95ce08640b7b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"v\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u6ce2\u4f20\u64ad\u7684\u901f\u5ea6\u3002 <\/span><\/li>\n<\/ul>\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/ondes-stationnaires-harmoniques-aux-deux-extremites-fixes.png\" alt=\"\u4e24\u7aef\u56fa\u5b9a\u7684\u9a7b\u6ce2\u8c10\u6ce2.png\" class=\"wp-image-8893\" width=\"435\" height=\"507\" srcset=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/ondes-stationnaires-harmoniques-aux-deux-extremites-fixes-257x300.png 257w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/ondes-stationnaires-harmoniques-aux-deux-extremites-fixes-768x896.png 768w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/ondes-stationnaires-harmoniques-aux-deux-extremites-fixes.png 864w\" sizes=\"auto, (max-width: 257px) 100vw, 257px\"><\/figure>\n<p>\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u6ce2\u8179\u6570\u91cf\u548c\u8282\u70b9\u6570\u91cf\u53d6\u51b3\u4e8e\u8c10\u6ce2\u6570\u3002\u4e24\u7aef\u56fa\u5b9a\u7684\u9a7b\u6ce2\u7684\u6ce2\u8179\u6570\u76f8\u5f53\u4e8e\u8c10\u6ce2\u6570\uff0c\u800c\u6ce2\u8282\u6570\u5219\u4e3a\u8c10\u6ce2\u6570\u52a0\u4e00\u3002 <\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-5d6e18676743f2316cac6a5a7ad60f92_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{N\\'nombre de n\u0153uds}=n+1\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"215\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-a556d7447cad80f85f25ecb2806c1271_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{N\\'nombre de ventres}=n\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"190\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ondas-estacionarias-con-ambos-extremos-libres\"><\/span>\u4e24\u7aef\u81ea\u7531\u7684\u9a7b\u6ce2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6700\u540e\uff0c<strong>\u9a7b\u6ce2\u8fd8\u53ef\u4ee5\u4e24\u7aef\u81ea\u7531<\/strong>\uff0c\u8fd9\u6837\u9a7b\u6ce2\u7684\u4e24\u7aef\u90fd\u662f\u6ce2\u8179\u3002<\/p>\n<p>\u8bb8\u591a\u7ba1\u4e50\u5668\u90fd\u4f1a\u4ea7\u751f\u8fd9\u79cd\u7c7b\u578b\u7684\u9a7b\u6ce2\uff0c\u56e0\u4e3a\u5b83\u4eec\u7684\u4e24\u7aef\u90fd\u662f\u5f00\u653e\u7684\u3002<\/p>\n<p>\u4e24\u7aef\u5f00\u653e\u7684\u9a7b\u6ce2\u7684\u6ce2\u957f\u548c\u9891\u7387\u4f7f\u7528\u4ee5\u4e0b\u516c\u5f0f\u8ba1\u7b97\uff1a<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-cacd0cbaa519db536382349834eb0142_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{c}\\lambda_{n}=\\cfrac{2\\cdot L}{n}\\\\[4ex]f_{n}=\\cfrac{v}{\\lambda_{n}} =\\cfrac{n\\cdot v}{2\\cdot L}\\end{array}\" title=\"Rendered by QuickLaTeX.com\" height=\"107\" width=\"123\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p style=\"margin-bottom:5px\">\u91d1\u5b50\uff1a <\/p>\n<ul style=\"color:#4fd12f; font-weight: bold;\">\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-8c37d2f1acb1d49f3e5e655797880475_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\lambda\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u6ce2\u957f\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-48d71fca322532f0abc2c4ad2cf98154_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"L\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u5b57\u7b26\u4e32\u7684\u957f\u5ea6\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-ec4217f4fa5fcd92a9edceba0e708cf7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"n\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u8c10\u6ce2\u6570 (n=1, 2, 3, 4\u2026)\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-f5844370b6482674a233a3063f762555_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p>\u662f\u56fa\u6709\u9891\u7387\u6216\u8c10\u6ce2\u9891\u7387\u3002 <\/span><\/li>\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-796872219106704832bd95ce08640b7b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"v\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u6ce2\u7684\u4f20\u64ad\u901f\u5ea6\u3002 <\/span><\/li>\n<\/ul>\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/harmoniques-ondes-stationnaires-deux-extremes-libres.png\" alt=\"\u4e24\u7aef\u81ea\u7531\u7684\u9a7b\u6ce2\" class=\"wp-image-9037\" width=\"435\" height=\"540\" srcset=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/harmoniques-ondes-stationnaires-deux-extremes-libres-242x300.png 242w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/harmoniques-ondes-stationnaires-deux-extremes-libres-825x1024.png 825w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/harmoniques-ondes-stationnaires-deux-extremes-libres-768x953.png 768w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/harmoniques-ondes-stationnaires-deux-extremes-libres.png 868w\" sizes=\"auto, (max-width: 242px) 100vw, 242px\"><\/figure>\n<p>\u5982\u679c\u60a8\u770b\u4e0a\u56fe\uff0c\u8fd9\u4e9b\u7c7b\u578b\u7684\u9a7b\u6ce2\u5177\u6709\u4e0e\u8c10\u6ce2\u6570\u4e00\u6837\u591a\u7684\u8282\u70b9\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u8fd9\u7c7b\u9a7b\u6ce2\u7684\u6ce2\u8179\u6570\u662f\u8c10\u6ce2\u6570\u52a0\u4e00\u3002 <\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-d7477820f4cd9c20e842ca77b0bcfd31_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{N\\'nombre de n\u0153uds}=n\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"185\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-a4431d38c9c7f59a49b69b29d3536f93_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\text{N\\'nombre de ventres}=n+1\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"219\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ondas-estacionarias-con-un-extremo-fijo-y-un-extremo-libre\"><\/span>\u5177\u6709\u4e00\u56fa\u5b9a\u7aef\u548c\u4e00\u81ea\u7531\u7aef\u7684\u9a7b\u6ce2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>\u5f53\u6ce2\u5728\u4e00\u7aef\u56fa\u5b9a\u800c\u53e6\u4e00\u7aef\u81ea\u7531\u7684\u4ecb\u8d28\u4e2d\u4f20\u64ad\u65f6<\/strong>\uff0c\u8fd9\u610f\u5473\u7740\u6ce2\u7684\u4e00\u7aef\u4e3a\u6ce2\u8282\uff0c\u53e6\u4e00\u7aef\u4e3a\u6ce2\u8179\u3002<\/p>\n<p>\u8fd9\u4e9b\u7c7b\u578b\u7684\u9a7b\u6ce2\u51fa\u73b0\u5728\u8bb8\u591a\u4e50\u5668\u4e2d\uff0c\u4f8b\u5982\uff0c\u5728\u5c0f\u53f7\u3001\u957f\u7b1b\u6216\u5355\u7c27\u7ba1\u4e2d\u4ea7\u751f\u7684\u6ce2\u5177\u6709\u4e00\u4e2a\u56fa\u5b9a\u7aef\uff08\u97f3\u4e50\u5bb6\u901a\u8fc7\u5176\u5439\u594f\uff09\u548c\u53e6\u4e00\u81ea\u7531\u7aef\uff08\u97f3\u4e50\u5bb6\u901a\u8fc7\u5176\u5439\u594f\uff09\u3002\u8fd9\u4e2a\u4eea\u5668\u3002<\/p>\n<p>\u6b64\u65f6\uff0c\u9a7b\u6ce2\u7684\u957f\u5ea6\u548c\u9891\u7387\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u516c\u5f0f\u8ba1\u7b97\uff1a<\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-79cd7218a7a133578e1c7cdf3b6b21f6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\begin{array}{c}\\lambda_{2n-1}=\\cfrac{4\\cdot L}{2n-1}\\\\[4ex]f_{2n-1}=\\cfrac{v}{ \\lambda_{2n-1}}=\\cfrac{v}{4\\cdot L}\\cdot (2n-1)\\end{array}\" title=\"Rendered by QuickLaTeX.com\" height=\"107\" width=\"247\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p style=\"margin-bottom:5px\">\u91d1\u5b50\uff1a <\/p>\n<ul style=\"color:#4fd12f; font-weight: bold;\">\n<li style=\"margin-bottom:5px\"><span style=\"color:#101010;font-weight: normal;\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/ql-cache\/quicklatex.com-8c37d2f1acb1d49f3e5e655797880475_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\lambda\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: 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alt=\"v\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p>\u662f\u6ce2\u7684\u4f20\u64ad\u901f\u5ea6\u3002<\/span><\/li>\n<\/ul>\n<p><strong>\u6ce8\u610f\uff1a<\/strong>\u8bf7\u8bb0\u4f4f\uff0c\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\u4ec5\u5b58\u5728\u5947\u6b21\u8c10\u6ce2\uff081\u30013\u30015\u30017\u2026\uff09\uff0c\u56e0\u4e3a\u5728\u8fd9\u79cd\u7c7b\u578b\u7684\u9a7b\u6ce2\u4e2d\uff0c\u53ea\u80fd\u751f\u6210\u57fa\u6ce2\u9891\u7387\u7684\u5947\u6570\u500d\u3002 <\/p>\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/onde-stationnaire-extremite-fixe-et-extremite-libre.png\" alt=\"\u5177\u6709\u56fa\u5b9a\u7aef\u548c\u81ea\u7531\u7aef\u7684\u9a7b\u6ce2\" class=\"wp-image-9031\" width=\"434\" height=\"516\" srcset=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/onde-stationnaire-extremite-fixe-et-extremite-libre-252x300.png 252w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/onde-stationnaire-extremite-fixe-et-extremite-libre-861x1024.png 861w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/onde-stationnaire-extremite-fixe-et-extremite-libre-768x913.png 768w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/onde-stationnaire-extremite-fixe-et-extremite-libre.png 869w\" sizes=\"auto, (max-width: 252px) 100vw, 252px\"><\/figure>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u9a7b\u6ce2\u7684\u6ce2\u8282\u6570\u4e0e\u6ce2\u8179\u6570\u76f8\u540c\u3002\u5177\u4f53\u800c\u8a00\uff0c\u9a7b\u6ce2\u5177\u6709\u4e0e\u8c10\u6ce2\u53c2\u6570 n \u7684\u503c\u4e00\u6837\u591a\u7684\u6ce2\u8282\u548c\u6ce2\u8179\uff1a <\/p>\n<p class=\"has-text-align-center\">\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" 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0px;\"><\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6587\u89e3\u91ca\u4e86\u7269\u7406\u5b66\u4e2d\u7684\u9a7b\u6ce2\u3002\u6240\u4ee5\u4f60\u4f1a\u53d1\u73b0\u9a7b\u6ce2\u7684\u65b9\u7a0b\uff0c\u9a7b\u6ce2\u7684\u7279\u70b9\u662f\u4ec0\u4e48\uff0c\u800c\u4e14\uff0c\u9a7b\u6ce2\u6709\u54ea\u4e9b\u4e0d\u540c\u7c7b\u578b\u3002 \u4ec0\u4e48\u662f\u9a7b\u6ce2\uff1f  &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/physigeek.com\/cn\/%e9%a9%bb%e6%b3%a2\/\"> <span class=\"screen-reader-text\">\u9a7b\u6ce2<\/span> \u67e5\u770b\u5168\u6587 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