{"id":4878,"date":"2025-12-13T09:08:26","date_gmt":"2025-12-13T01:08:26","guid":{"rendered":"http:\/\/jhwk.online\/?p=4878"},"modified":"2025-12-13T09:08:28","modified_gmt":"2025-12-13T01:08:28","slug":"%e5%87%bd%e6%95%b0%e5%af%bc%e6%95%b07","status":"publish","type":"post","link":"http:\/\/jhwk.online\/?p=4878","title":{"rendered":"\u51fd\u6570\u5bfc\u65707"},"content":{"rendered":"\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-cccab97\" id=\"\u672c\u9898\u7531-2023-\u7ea7-22-\u73ed\u8303\u7426\u8d85\u8bb2\u89e3\uff01\" data-block-id=\"cccab97\"><style>.stk-cccab97 .stk-block-heading__text{color:#0693e3 !important;}<\/style><h5 class=\"stk-block-heading__text has-text-color\">\u672c\u9898\u75312023\u7ea722\u73ed\u8303\u7426\u8d85\u8bb2\u89e3\uff01<\/h5><\/div>\n\n\n\n<figure class=\"wp-block-video\"><video height=\"608\" style=\"aspect-ratio: 1080 \/ 608;\" width=\"1080\" controls src=\"http:\/\/jhwk.online\/wp-content\/uploads\/2025\/12\/tz\u5bfc\u65707.mp4\"><\/video><\/figure>\n\n\n\n<p>[ratemypost]<\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-cyan-blue-color has-alpha-channel-opacity has-vivid-cyan-blue-background-color has-background is-style-wide\"\/>\n\n\n\n<h4 class=\"wp-block-heading has-text-align-center has-text-color has-background has-link-color has-medium-font-size wp-elements-63ccf7b58c1b675c8a0b79bb9385633e\" style=\"color:#1e4b69;background:linear-gradient(0deg,rgb(230,242,255) 0%,rgb(230,242,255) 16%,rgb(92,175,230) 100%)\">\u89e3\u9898\u63a2\u7a76\u2014\u2014\u70b9\u51fb\u76f4\u8fbe<\/h4>\n\n\n\n<p>\u5df2\u77e5\u51fd\u6570$f(x)=xe^{x}-\\displaystyle \\frac {1}{2}ax^{2}-ax(a\u2208R).$\n<p>(1) \u8ba8\u8bba$f(x)$\u7684\u5355\u8c03\u6027\uff1b\n<p>(2) \u5f53$a>0$\u65f6\uff0c\u8bbe$f(x)$\u7684\u6781\u5927\u503c\u4e3a$g(a)$\uff0c\u6c42\u8bc1\uff1a$g(a)\u2265 -\\displaystyle \\frac {2}{e^{2}}.$\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-cyan-blue-color has-alpha-channel-opacity has-vivid-cyan-blue-background-color has-background is-style-wide\"\/>\n\n\n\n<style>\n  .video-jump-btn {\n    cursor: pointer;\n    text-align: left;\n    background-color: #e6f2ff; \/* \u6de1\u84dd\u8272\u80cc\u666f *\/\n    border: none;\n    padding: 8px 12px;\n    border-radius: 4px;\n    transition: all 0.3s ease; \/* \u5e73\u6ed1\u8fc7\u6e21\u52a8\u753b *\/\n    font-size: 16px;\n  }\n  \n  .video-jump-btn:hover {\n    background-color: #cce0ff; \/* \u7565\u6df1\u7684\u84dd\u8272\u80cc\u666f *\/\n    transform: scale(1.02); \/* \u8f7b\u5fae\u653e\u5927\u6548\u679c *\/\n    box-shadow: 0 2px 4px rgba(0,0,0,0.1); \/* \u589e\u52a0\u8f7b\u5fae\u9634\u5f71 *\/\n  }\n<\/style>\n\n<button class=\"video-jump-btn\" onclick=\"document.querySelector('video').currentTime = 0; document.querySelector('video').play();\">\n\u95ee\u9898\uff081\uff09\uff1b\n\n<\/button>\n\n\n\n<br>\n<style>\n  .video-jump-btn {\n    cursor: pointer;\n    text-align: left; \/* \u5de6\u5bf9\u9f50\u6587\u672c *\/\n   \n  }\n<\/style>\n\n<button class=\"video-jump-btn\" onclick=\"document.querySelector('video').currentTime =219; document.querySelector('video').play();\">\n\n\u95ee\u9898\uff082\uff09.\n\n<\/button>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u9898\u75312023\u7ea722\u73ed\u8303\u7426\u8d85\u8bb2\u89e3\uff01 [ratemypost] \u89e3\u9898\u63a2\u7a76\u2014\u2014\u70b9\u51fb\u76f4\u8fbe \u5df2\u77e5\u51fd\u6570$f(x)=xe^ [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4878","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"blocksy_meta":[],"_links":{"self":[{"href":"http:\/\/jhwk.online\/index.php?rest_route=\/wp\/v2\/posts\/4878","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/jhwk.online\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/jhwk.online\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/jhwk.online\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/jhwk.online\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4878"}],"version-history":[{"count":1,"href":"http:\/\/jhwk.online\/index.php?rest_route=\/wp\/v2\/posts\/4878\/revisions"}],"predecessor-version":[{"id":4880,"href":"http:\/\/jhwk.online\/index.php?rest_route=\/wp\/v2\/posts\/4878\/revisions\/4880"}],"wp:attachment":[{"href":"http:\/\/jhwk.online\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4878"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/jhwk.online\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4878"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/jhwk.online\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4878"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}