{"id":22122,"date":"2025-10-20T22:29:22","date_gmt":"2025-10-20T14:29:22","guid":{"rendered":"https:\/\/blog.iyatt.com\/?p=22122"},"modified":"2026-01-01T23:28:52","modified_gmt":"2026-01-01T15:28:52","slug":"%e6%99%ae%e9%80%9a%e8%9e%ba%e7%ba%b9%e7%9a%84%e5%9f%ba%e6%9c%ac%e5%b0%ba%e5%af%b8%e4%b8%8e%e5%85%ac%e5%b7%ae","status":"publish","type":"post","link":"https:\/\/blog.iyatt.com\/?p=22122","title":{"rendered":"\u666e\u901a\u87ba\u7eb9\u7684\u57fa\u672c\u5c3a\u5bf8"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 ez-toc-wrap-center counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/blog.iyatt.com\/?p=22122\/#%E5%8F%82%E8%80%83%E8%B5%84%E6%96%99\" >\u53c2\u8003\u8d44\u6599<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/blog.iyatt.com\/?p=22122\/#%E5%9F%BA%E6%9C%AC%E5%B0%BA%E5%AF%B8\" >\u57fa\u672c\u5c3a\u5bf8<\/a><\/li><\/ul><\/nav><\/div>\n<h1><span class=\"ez-toc-section\" id=\"%E5%8F%82%E8%80%83%E8%B5%84%E6%96%99\"><\/span>\u53c2\u8003\u8d44\u6599<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<ul>\n<li>\u300aGB\/T 196-2003\u300b \u666e\u901a\u87ba\u7eb9  \u57fa\u672c\u5c3a\u5bf8<\/li>\n<li>\u300aGB\/T 196-2025\u300b \u666e\u901a\u87ba\u7eb9  \u57fa\u672c\u5c3a\u5bf8<\/li>\n<\/ul>\n<h1><span class=\"ez-toc-section\" id=\"%E5%9F%BA%E6%9C%AC%E5%B0%BA%E5%AF%B8\"><\/span>\u57fa\u672c\u5c3a\u5bf8<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\u4ee3\u53f7\uff1a<br \/>\n<code class=\"katex-inline\">D<\/code> &#8211; \u5185\u87ba\u7eb9\u5927\u5f84\uff08\u516c\u79f0\u76f4\u5f84\uff09<br \/>\n<code class=\"katex-inline\">D_2<\/code> &#8211; \u5185\u87ba\u7eb9\u4e2d\u5f84<br \/>\n<code class=\"katex-inline\">D_1<\/code> &#8211; \u5185\u87ba\u7eb9\u7684\u5c0f\u5f84\uff08\u5e95\u5b54\u5c3a\u5bf8\uff09<br \/>\n<code class=\"katex-inline\">H_1<\/code> \u8bbe\u8ba1\u7259\u578b\u4e0a\u7684\u5185\u87ba\u7eb9\u7259\u9ad8<\/p>\n<p><code class=\"katex-inline\">d<\/code> &#8211; \u5916\u87ba\u7eb9\u5927\u5f84\uff08\u516c\u79f0\u76f4\u5f84\uff09<br \/>\n<code class=\"katex-inline\">d_2<\/code> &#8211; \u5916\u87ba\u7eb9\u4e2d\u5f84<br \/>\n<code class=\"katex-inline\">d_1<\/code> &#8211; \u5916\u87ba\u7eb9\u7684\u5c0f\u5f84<br \/>\n<code class=\"katex-inline\">d_3<\/code> &#8211; \u8bbe\u8ba1\u7259\u578b\u4e0a\u7684\u5916\u87ba\u7eb9\u5c0f\u5f84<br \/>\n<code class=\"katex-inline\">h_3<\/code> &#8211; \u8bbe\u8ba1\u7259\u578b\u4e0a\u7684\u5916\u87ba\u7eb9\u7259\u9ad8<\/p>\n<p><code class=\"katex-inline\">P<\/code> &#8211; \u87ba\u8ddd<br \/>\n<code class=\"katex-inline\">H<\/code> &#8211; \u539f\u59cb\u4e09\u89d2\u5f62\u9ad8\u5ea6<\/p>\n<p>\u57fa\u672c\u5c3a\u5bf8\u793a\u610f\u56fe\uff1a<br \/>\n\u2460 \u53c2\u8003 \u300aGB\/T 196-2003\u300b \u7ed8\u5236<br \/>\n<img decoding=\"async\" data-src=\"https:\/\/blog.iyatt.com\/wp-content\/uploads\/2025\/10\/image-1760970198408.png\" alt=\"file\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" style=\"--smush-placeholder-width: 1684px; --smush-placeholder-aspect-ratio: 1684\/734;\" \/><\/p>\n<p>\u2461 \u6765\u6e90\u4e8e \u300aGB\/T 196-2025\u300b<br \/>\n<img decoding=\"async\" data-src=\"https:\/\/blog.iyatt.com\/wp-content\/uploads\/2025\/10\/image-1761019963316.png\" alt=\"file\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" style=\"--smush-placeholder-width: 986px; --smush-placeholder-aspect-ratio: 986\/680;\" \/><\/p>\n<p>\u89e3\u91ca\uff1a<br \/>\n\u2460 \u5c06\u539f\u59cb\u4e09\u89d2\u5f62\u9ad8H\u5206\u4e3a 8 \u4efd\uff0c\u53bb\u6389\u9876\u90e8\u7684 <code class=\"katex-inline\">\\frac18H<\/code>\uff0c\u53bb\u6389\u5e95\u90e8\u7684<code class=\"katex-inline\">\\frac14H<\/code>\uff0c\u5269\u4e0b\u7684<code class=\"katex-inline\">\\frac58H<\/code>\u624d\u662f\u87ba\u7eb9\u7684\u5b9e\u4f53\u3002\uff08\u300aGB\/T 196-2025\u300b\u4e2d\u65b0\u589e\u4e86 <code class=\"katex-inline\">d_3<\/code>\uff09<br \/>\n\u2461 \u5e73\u65f6\u4f7f\u7528\u4e2d\u8bf4\u7684 M10\uff0c\u5bf9\u4e8e\u5916\u87ba\u7eb9\u5c31\u662f d=10\uff0c\u5bf9\u4e8e\u5185\u87ba\u7eb9\u5c31\u662f D=10\uff0c\u201cM\u51e0\u201d\u4ee3\u8868\u7684\u5c31\u662f\u201c\u5927\u5f84\u662f\u51e0\u201d<br \/>\n\u2462 \u87ba\u8ddd\u5c31\u662f\u987a\u7740\u8f74\u7ebf\u65b9\u5411\uff0c\u76f8\u90bb\u87ba\u7eb9\u7259\u7684\u8ddd\u79bb<br \/>\n\u2463 \u4e2d\u5f84\u4f4d\u4e8e\u539f\u59cb\u4e09\u89d2\u5f62\u9ad8\u7684\u4e2d\u70b9\uff0c\u5373<code class=\"katex-inline\">\\frac{H}2<\/code>\u5904<br \/>\n\u2464 \u8ba1\u7b97\u516c\u5f0f\uff0c\u8ba1\u7b97\u7ed3\u679c\u9700\u8981\u5706\u6574\u5230\u5c0f\u6570\u70b9\u540e\u7b2c\u4e09\u4f4d\uff1a<br \/>\n<code class=\"katex-inline\">H=\\frac{\\sqrt3}2P\\approx0.866025404<\/code><br \/>\n<code class=\"katex-inline\">D_2=D-2\\times\\frac38H\\approx D-0.649519P<\/code><br \/>\n<code class=\"katex-inline\">d_2=d-2\\times\\frac38H\\approx d-0.649519P<\/code><br \/>\n<code class=\"katex-inline\">D_1=D-2H_1=D-2\\times\\frac58H\\approx D-1.082532P<\/code><br \/>\n<code class=\"katex-inline\">d_3=d-2h_3=d-2\\times\\frac{17}{24}H\\approx d-1.226869P<\/code><\/p>\n<p>\u6ce8\uff1a\u56fe\u793a\u7684\u87ba\u7eb9\u662f\u5355\u8fb9\u5c3a\u5bf8\uff0c\u8ba1\u7b97\u7684\u65f6\u5019\u662f\u7b97\u76f4\u5f84\uff0c\u6240\u4ee5\u4e58\u4ee5 2\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u53c2\u8003\u8d44\u6599 \u300aGB\/T 196-2003\u300b \u666e\u901a\u87ba\u7eb9 \u57fa\u672c\u5c3a\u5bf8 \u300aGB\/T 196-2025\u300b \u666e\u901a\u87ba\u7eb9 \u57fa\u672c\u5c3a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"zakra_page_container_layout":"customizer","zakra_page_sidebar_layout":"customizer","zakra_remove_content_margin":false,"zakra_sidebar":"customizer","zakra_transparent_header":"customizer","zakra_logo":0,"zakra_main_header_style":"default","zakra_menu_item_color":"","zakra_menu_item_hover_color":null,"zakra_menu_item_active_color":null,"zakra_menu_active_style":"","zakra_page_header":true,"_lmt_disableupdate":"no","_lmt_disable":"no","footnotes":""},"categories":[1,622],"tags":[1805,1808,1806,1942,1804],"class_list":["post-22122","post","type-post","status-publish","format-standard","hentry","category-all","category-622","tag-1805","tag-1808","tag-1806","tag-1942","tag-1804"],"modified_by":"IYATT-yx","_links":{"self":[{"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/posts\/22122","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=22122"}],"version-history":[{"count":20,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/posts\/22122\/revisions"}],"predecessor-version":[{"id":23089,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/posts\/22122\/revisions\/23089"}],"wp:attachment":[{"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=22122"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=22122"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=22122"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}