{"id":151,"date":"2023-06-25T04:20:41","date_gmt":"2023-06-25T04:20:41","guid":{"rendered":"https:\/\/physigeek.com\/cn\/%e5%af%86%e5%ba%a6\/"},"modified":"2023-06-25T04:20:41","modified_gmt":"2023-06-25T04:20:41","slug":"%e5%af%86%e5%ba%a6","status":"publish","type":"post","link":"https:\/\/physigeek.com\/cn\/%e5%af%86%e5%ba%a6\/","title":{"rendered":"\u5bc6\u5ea6"},"content":{"rendered":"<p>\u672c\u6587\u89e3\u91ca\u4e86\u4ec0\u4e48\u662f\u5bc6\u5ea6\u3002\u56e0\u6b64\uff0c\u60a8\u5c06\u4e86\u89e3\u5bc6\u5ea6\u7684\u542b\u4e49\u3001\u5982\u4f55\u8ba1\u7b97\u5bc6\u5ea6\u4ee5\u53ca\u4e0d\u540c\u7c7b\u578b\u7684\u5bc6\u5ea6\u662f\u4ec0\u4e48\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%C2%BFQue-es-la-densidad\"><\/span> \u4ec0\u4e48\u662f\u5bc6\u5ea6\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>\u5bc6\u5ea6<\/strong>\u662f\u8d28\u91cf\u548c\u4f53\u79ef\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u56e0\u6b64\uff0c\u7269\u8d28\u7684\u5bc6\u5ea6\u662f\u901a\u8fc7\u7269\u8d28\u7684\u8d28\u91cf\u9664\u4ee5\u5176\u4f53\u79ef\u6765\u8ba1\u7b97\u7684\u3002<\/p>\n<p>\u5bc6\u5ea6\u7684\u7b26\u53f7\u662f\u5e0c\u814a\u5b57\u6bcd rho (\u03c1)\u3002<\/p>\n<p>\u56fd\u9645\u5355\u4f4d\u5236\uff08SI\uff09\u4e2d\u7684\u5bc6\u5ea6\u5355\u4f4d\u662f\u5343\u514b\u6bcf\u7acb\u65b9\u7c73\uff08kg\/m <sup>3<\/sup> \uff09\u3002\u5c3d\u7ba1\u514b\u6bcf\u7acb\u65b9\u5398\u7c73 (g\/cm <sup>3<\/sup> ) \u6216\u7b49\u6548\u7684\u514b\u6bcf\u6beb\u5347 (g\/mL) \u4e5f\u7ecf\u5e38\u7528\u4f5c\u5bc6\u5ea6\u5355\u4f4d\u3002<\/p>\n<p>\u5bc6\u5ea6\u7684\u7279\u5f81\u4e4b\u4e00\u662f\uff0c\u4e00\u822c\u6765\u8bf4\u6bcf\u79cd\u6750\u6599\u90fd\u6709\u4e0d\u540c\u7684\u5bc6\u5ea6\u3002\u56e0\u6b64\uff0c\u5bc6\u5ea6\u662f\u7528\u4e8e\u8bc6\u522b\u548c\u533a\u5206\u6750\u6599\u7684\u7269\u7406\u91cf\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Formula-de-la-densidad\"><\/span>\u5bc6\u5ea6\u516c\u5f0f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u73b0\u5728\u6211\u4eec\u77e5\u9053\u4e86\u5bc6\u5ea6\u7684\u5b9a\u4e49\uff0c\u8ba9\u6211\u4eec\u770b\u770b\u8fd9\u4e2a\u7269\u7406\u5c5e\u6027\u662f\u5982\u4f55\u8ba1\u7b97\u7684\u3002<\/p>\n<p>\u7269\u8d28\u7684\u5bc6\u5ea6\u7b49\u4e8e\u8be5\u7269\u8d28\u7684\u8d28\u91cf\u4e0e\u4f53\u79ef\u4e4b\u6bd4\u3002\u56e0\u6b64\uff0c<strong>\u5bc6\u5ea6\u516c\u5f0f<\/strong>\u5982\u4e0b\uff1a <\/p>\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\/densite.png\" alt=\"\u5bc6\u5ea6\" class=\"wp-image-2663\" width=\"259\" height=\"259\" srcset=\"https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/densite-300x300.png 300w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/densite-150x150.png 150w, https:\/\/physigeek.com\/wp-content\/uploads\/2023\/09\/densite.png 512w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\"><\/figure>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u56fa\u4f53\u7684\u8d28\u91cf\u4e3a50kg\uff0c\u4f53\u79ef\u4e3a0.02m <sup>3<\/sup> \uff0c\u5219\u8be5\u56fa\u4f53\u7684\u5bc6\u5ea6\u4e3a2500kg\/m <sup>3<\/sup> (50\/0.02=2500)\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-787dc1b6e14552c9221ed025e6457579_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\rho=\\cfrac{m}{V}=\\cfrac{50}{0.02}=2500 \\ kg\/m^3\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"223\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ejemplos-de-densidad\"><\/span>\u5bc6\u5ea6\u793a\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u672c\u8282\u663e\u793a\u7269\u7406\u548c\u5316\u5b66\u4e2d\u5e38\u89c1\u7269\u8d28\u5bc6\u5ea6\u7684\u793a\u4f8b\uff1a<\/p>\n<ul>\n<li><strong>\u6c34\u5bc6\u5ea6<\/strong>\uff1a1000\u516c\u65a4\/<sup>\u7acb\u65b9\u7c73<\/sup><\/li>\n<li><strong>\u6cb9\u5bc6\u5ea6<\/strong>\uff1a920 kg\/ <sup>m3<\/sup><\/li>\n<li><strong>\u94a2\u6750\u5bc6\u5ea6<\/strong>\uff1a7850 kg\/ <sup>m3<\/sup><\/li>\n<li><strong>\u94dd\u5bc6\u5ea6<\/strong>\uff1a2700 kg\/ <sup>m3<\/sup><\/li>\n<li><strong>\u78b3\u5bc6\u5ea6<\/strong>\uff1a2269 kg\/ <sup>m3<\/sup><\/li>\n<li><strong>\u94dc\u5bc6\u5ea6<\/strong>\uff1a8966 kg\/ <sup>m3<\/sup><\/li>\n<li><strong>\u51b0\u5bc6\u5ea6<\/strong>\uff1a919 kg\/ <sup>m3<\/sup><\/li>\n<li><strong>\u73bb\u7483\u5bc6\u5ea6<\/strong>\uff1a2500 kg\/ <sup>m3<\/sup><\/li>\n<li><strong>\u9152\u7cbe\u5bc6\u5ea6<\/strong>\uff1a780 kg\/ <sup>m3<\/sup><\/li>\n<li><strong>\u6c5e\u5bc6\u5ea6<\/strong>\uff1a13584 kg\/ <sup>m3<\/sup><\/li>\n<li><strong>\u7a7a\u6c14\u5bc6\u5ea6<\/strong>\uff1a1.18 kg\/ <sup>m3<\/sup><\/li>\n<li><strong>\u6c27\u5bc6\u5ea6<\/strong>\uff1a1.4 kg\/m <sup>3<\/sup><\/li>\n<li><strong>\u4e8c\u6c27\u5316\u78b3\u5bc6\u5ea6<\/strong>\uff1a1.8 kg\/m <sup>3<\/sup><\/li>\n<\/ul>\n<p>\u8bf7\u6ce8\u610f\uff0c\u8fd9\u4e9b\u5bc6\u5ea6\u503c\u662f\u8fd1\u4f3c\u503c\uff0c\u56e0\u4e3a\u5b83\u4eec\u53ef\u80fd\u4f1a\u56e0\u6e29\u5ea6\u3001\u538b\u529b\u3001\u6837\u54c1\u6210\u5206\u7b49\u800c\u7565\u6709\u4e0d\u540c\u3002<\/p>\n<p>\u5982\u679c\u4f60\u770b\u4e00\u4e0b\u8fd9\u4e9b\u4f8b\u5b50\uff0c\u4e00\u822c\u6765\u8bf4\uff0c\u6c14\u4f53\u7684\u5bc6\u5ea6\u6bd4\u56fa\u4f53\u548c\u6db2\u4f53\u4f4e\u5f97\u591a\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Unidades-de-densidad\"><\/span>\u5bc6\u5ea6\u5355\u4f4d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5728\u56fd\u9645\u4f53\u7cfb\u4e2d\uff0c\u5bc6\u5ea6\u4ee5\u5343\u514b\u6bcf\u7acb\u65b9\u7c73\uff08kg\/m <sup>3<\/sup> \uff09\u8868\u793a\u3002\u7136\u800c\uff0c\u7acb\u65b9\u5398\u7c73 (g\/cm <sup>3<\/sup> ) \u6216\u7b49\u6548\u7684\u514b\u6bcf\u6beb\u5347 (g\/mL) \u5355\u4f4d\u4e5f\u7ecf\u5e38\u7528\u4e8e\u8868\u793a\u5bc6\u5ea6\u503c\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u5728\u4e0b\u9762\u770b\u5230\u4e00\u4e2a\u8868\u683c\uff0c\u5176\u4e2d\u5305\u542b\u6700\u5e38\u7528\u7684\u5bc6\u5ea6\u5355\u4f4d\u4e4b\u95f4\u7684\u7b49\u4ef7\u5173\u7cfb\uff1a<\/p>\n<figure class=\"wp-block-table is-style-stripes\">\n<table>\n<thead>\n<tr>\n<th>\u5bc6\u5ea6\u5355\u4f4d<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\">\u8c61\u5f81<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\">\u76f8\u5f53\u4e8e 1 kg\/m <sup>3<\/sup> \uff08\u56fd\u9645\u4f53\u7cfb\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u514b\u6bcf\u7acb\u65b9\u5398\u7c73<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">\u514b\/<sup>\u7acb\u65b9\u5398\u7c73<\/sup><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">0.001<\/td>\n<\/tr>\n<tr>\n<td>\u514b\u6bcf\u6beb\u5347<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">\u514b\/\u6beb\u5347<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">0.001<\/td>\n<\/tr>\n<tr>\n<td>\u514b\u6bcf\u7acb\u65b9\u7c73<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">\u514b\/<sup>\u7acb\u65b9\u7c73<\/sup><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">1000<\/td>\n<\/tr>\n<tr>\n<td>\u514b\u6bcf\u5347<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">\u514b\/\u5347<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">1<\/td>\n<\/tr>\n<tr>\n<td>\u5343\u514b\u6bcf\u5347<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">\u516c\u65a4\/\u5347<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">0.001<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8ba1\u7b97\u5668\u6765\u8f6c\u6362\u5bc6\u5ea6\u5355\u4f4d\u3002\u53ea\u9700\u8f93\u5165\u60a8\u60f3\u8981\u7684\u5bc6\u5ea6\u503c\u3001\u8f6c\u6362\u5355\u4f4d\u548c\u5c0f\u6570\u4f4d\u6570\u3002\u60a8\u5fc5\u987b\u4f7f\u7528\u53e5\u70b9\u4f5c\u4e3a\u5c0f\u6570\u70b9\u5206\u9694\u7b26\uff0c\u4f8b\u5982 10.53\u3002 <\/p>\n<form action=\"\" method=\"post\">\n<div align=\"center\" style=\"line-height:50px; background:#FEF9E7; padding:15px; border:2px solid #4FD12F; border-radius:15px; margin-bottom:20px\"><input name=\"datos\" style=\"border:1.5px solid #4FD12F; border-radius:5px;  padding:7px; color:#000000; width: 100px\" placeholder=\"1\" required=\"\" oninvalid=\"this.setCustomValidity('Introduce el valor de la densidad aqu\u00ed')\" oninput=\"this.setCustomValidity('')\"><select name=\"unidad1\" style=\"border:1.5px solid #4FD12F; border-radius:5px;  padding:7px; color:#000000; width: 130px\"><option value=\"1unidad1\">\u5343\u514b\u6bcf\u7acb\u65b9\u7c73 (kg\/m3)<\/option><option value=\"1unidad2\">\u514b\u6bcf\u7acb\u65b9\u5398\u7c73 (g\/cm3)<\/option><option value=\"1unidad3\">\u514b\u6bcf\u6beb\u5347 (g\/mL)<\/option><option value=\"1unidad4\">\u514b\u6bcf\u7acb\u65b9\u7c73 (g\/m3)<\/option><option value=\"1unidad5\">\u514b\u6bcf\u5347 (g\/L)<\/option><option value=\"1unidad6\">\u5343\u514b\u6bcf\u5347 (kg\/L)<\/option><option value=\"1unidad7\">\u76ce\u53f8\u6bcf\u7acb\u65b9\u82f1\u5bf8 (oz\/in\u00b3)<\/option><option value=\"1unidad8\">\u78c5\u6bcf\u7acb\u65b9\u82f1\u5bf8 (lb\/in\u00b3)<\/option><option value=\"1unidad9\">\u78c5\u6bcf\u7acb\u65b9\u82f1\u5c3a (lb\/ft\u00b3)<\/option><option value=\"1unidad10\">\u78c5\u6bcf\u7acb\u65b9\u7801 (lb\/yd\u00b3)<\/option><option value=\"1unidad11\">\u78c5\u6bcf\u52a0\u4ed1 (lb\/gal\u00b3)<\/option><\/select> <span style=\"color:#4FD12F\">\u279c<\/span> <select name=\"unidad2\" style=\"border:1.5px solid #4FD12F; border-radius:5px;  padding:7px; color:#000000; width: 130px\"><option value=\"2unidad1\">\u5343\u514b\u6bcf\u7acb\u65b9\u7c73 (kg\/m3)<\/option><option value=\"2unidad2\">\u514b\u6bcf\u7acb\u65b9\u5398\u7c73 (g\/cm3)<\/option><option value=\"2unidad3\">\u514b\u6bcf\u6beb\u5347 (g\/mL)<\/option><option value=\"2unidad4\">\u514b\u6bcf\u7acb\u65b9\u7c73 (g\/m3)<\/option><option value=\"2unidad5\">\u514b\u6bcf\u5347 (g\/L)<\/option><option value=\"2unidad6\">\u5343\u514b\u6bcf\u5347 (kg\/L)<\/option><option value=\"2unidad7\">\u76ce\u53f8\u6bcf\u7acb\u65b9\u82f1\u5bf8 (oz\/in\u00b3)<\/option><option value=\"2unidad8\">\u78c5\u6bcf\u7acb\u65b9\u82f1\u5bf8 (lb\/in\u00b3)<\/option><option value=\"2unidad9\">\u78c5\u6bcf\u7acb\u65b9\u82f1\u5c3a (lb\/ft\u00b3)<\/option><option value=\"2unidad10\">\u78c5\u6bcf\u7acb\u65b9\u7801 (lb\/yd\u00b3)<\/option><option value=\"2unidad11\">\u78c5\u6bcf\u52a0\u4ed1 (lb\/gal\u00b3) <\/option><\/select><select name=\"decimales\" style=\"border:1.5px solid #4FD12F; border-radius:5px;  padding:7px; color:#000000; width: 130px\"><option value=\"0decimales\">\u5c0f\u6570\u70b9\u540e 0 \u4f4d<\/option><option value=\"1decimales\">\u5c0f\u6570\u70b9\u540e 1 \u4f4d<\/option><option value=\"2decimales\">2 \u4f4d\u5c0f\u6570<\/option><option value=\"3decimales\">3 \u4f4d\u5c0f\u6570<\/option><option value=\"4decimales\">\u5c0f\u6570\u70b9\u540e 4 \u4f4d<\/option><option value=\"5decimales\">\u5c0f\u6570\u70b9\u540e 5 \u4f4d<\/option><option value=\"6decimales\">\u5c0f\u6570\u70b9\u540e 6 \u4f4d<\/option><option value=\"7decimales\">\u5c0f\u6570\u70b9\u540e 7 \u4f4d<\/option><option value=\"8decimales\">\u5c0f\u6570\u70b9\u540e 8 \u4f4d<\/option><option value=\"9decimales\">\u5c0f\u6570\u70b9\u540e 9 \u4f4d<\/option><option value=\"10decimales\">\u5c0f\u6570\u70b9\u540e 10 \u4f4d<\/option><\/select><\/p>\n<div style=\"text-align:center\"><input align=\"center\" style=\"font-size:105%; border-radius:30px; margin-top: 20px; margin-bottom:15px\" type=\"submit\" name=\"submit\" value=\"\u8f6c\u53d8\"><\/div>\n<\/div>\n<\/form>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tipos-de-densidades\"><\/span>\u5bc6\u5ea6\u7c7b\u578b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5bc6\u5ea6\u6709\u4e0d\u540c\u7c7b\u578b\uff0c\u6839\u636e\u5b83\u4eec\u6240\u4ee3\u8868\u7684\u6982\u5ff5\u8fdb\u884c\u533a\u5206\uff1a<\/p>\n<ul style=\"color:#4fd12f; font-weight: bold;\">\n<li style=\"margin-bottom:20px\"><span style=\"color:#101010;font-weight: normal;\"><strong>\u7edd\u5bf9\u5bc6\u5ea6\uff08\u6216\u5e73\u5747\u5bc6\u5ea6\uff09<\/strong> \uff1a\u8fd9\u662f\u6700\u5e38\u7528\u7684\u5bc6\u5ea6\u7c7b\u578b\uff0c\u5b83\u662f\u6574\u4e2a\u7269\u4f53\u7684\u8d28\u91cf\u4e0e\u5176\u6240\u5360\u4f53\u79ef\u4e4b\u95f4\u7684\u6bd4\u7387\u3002<\/span><\/li>\n<p style=\"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-1edf737f50c1d2699d9373f728f15b2e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\rho=\\cfrac{m}{V}\" title=\"Rendered by QuickLaTeX.com\" height=\"34\" width=\"51\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<li style=\"margin-bottom:20px\"><span style=\"color:#101010;font-weight: normal;\"><strong>\u76f8\u5bf9\u5bc6\u5ea6<\/strong>\uff1a\u8fd9\u662f\u7269\u8d28\u7684\u5bc6\u5ea6\u4e0e\u53c2\u8003\u5bc6\u5ea6\uff08\u901a\u5e38\u662f\u6c34\u7684\u5bc6\u5ea6\uff09\u4e4b\u95f4\u7684\u5173\u7cfb\u3002<\/span><\/li>\n<p style=\"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-aae6a1bcfd861d102ebd8818ded51fb3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\rho_r=\\cfrac{\\rho}{\\rho_0}\" title=\"Rendered by QuickLaTeX.com\" height=\"38\" width=\"59\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<li style=\"margin-bottom:20px\"><span style=\"color:#101010;font-weight: normal;\"><strong>\u70b9\u5bc6\u5ea6<\/strong>\uff1a\u5982\u679c\u7269\u8d28\u662f\u5f02\u8d28\u7684\uff0c\u5219\u5b83\u53ef\u4ee5\u5177\u6709\u4e0d\u540c\u5bc6\u5ea6\u7684\u70b9\uff0c\u56e0\u6b64\u70b9\u5bc6\u5ea6\u662f\u7269\u8d28\u5728\u7279\u5b9a\u70b9\u5904\u5177\u6709\u7684\u5bc6\u5ea6\u3002<\/span><\/li>\n<p style=\"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-4563e1c34b031a5e558d933991f925bf_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle\\rho_p=\\lim_{V\\to 0} \\frac{m}{V}=\\frac{dm}{dV}\" title=\"Rendered by QuickLaTeX.com\" height=\"37\" width=\"145\" style=\"vertical-align: -13px;\"><\/p>\n<\/p>\n<li style=\"margin-bottom:20px\"><span style=\"color:#101010;font-weight: 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