{"id":23,"date":"2026-02-17T12:03:54","date_gmt":"2026-02-17T04:03:54","guid":{"rendered":"https:\/\/bj.ci\/?p=23"},"modified":"2026-03-21T12:21:44","modified_gmt":"2026-03-21T04:21:44","slug":"23","status":"publish","type":"post","link":"https:\/\/bj.ci\/?p=23","title":{"rendered":"2025-2026\u5b66\u5e74\u6e56\u5317\u7701\u5706\u521b\u8054\u76df\u9ad8\u4e09\u4e0a\u5b66\u671f\u671f\u672b\u6570\u5b66\u8bd5\u5377\u53ca\u7b54\u6848"},"content":{"rendered":"\n<p>\u8fd9\u4efd\u8bd5\u5377\u662f 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class=\"wp-block-list\">\n<li><strong>\u8ba1\u7b97\u91cf\u8f83\u5927<\/strong>\uff1a\u7279\u522b\u662f\u89e3\u6790\u51e0\u4f55\uff08\u7b2c18\u9898\uff09\u548c\u6982\u7387\u538b\u8f74\u9898\uff08\u7b2c19\u9898\uff09\uff0c\u5bf9\u8003\u751f\u7684\u8fd0\u7b97\u80fd\u529b\u548c\u4ee3\u6570\u53d8\u5f62\u80fd\u529b\u6709\u5f88\u9ad8\u8981\u6c42\u3002<\/li>\n\n\n\n<li><strong>\u601d\u7ef4\u6df1\u5ea6\u6df1<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><strong>\u7b2c19\u9898\uff08\u538b\u8f74\u9898\uff09<\/strong>\uff1a\u5e76\u975e\u4f20\u7edf\u7684\u6982\u7387\u5206\u5e03\u5217\u8ba1\u7b97\uff0c\u800c\u662f\u7ed3\u5408\u4e86\u201c\u6570\u5217\u9012\u63a8\u201d\u4e0e\u201c\u9a6c\u5c14\u79d1\u592b\u94fe\u201d\u601d\u60f3\u7684<strong>\u72b6\u6001\u8f6c\u79fb\u95ee\u9898<\/strong>\uff0c\u6c42\u89e3\u671f\u671b $E(X_n)$ 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\u8003\u6838\u77e5\u8bc6\u70b9\u8be6\u7ec6\u6e05\u5355<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">1. \u5355\u9879\u9009\u62e9\u9898\uff08\u7b2c1-8\u9898\uff09\u2014 \u57fa\u7840\u4e0e\u4e2d\u6863<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7b2c1\u9898<\/strong>\uff1a<strong>\u590d\u6570<\/strong>\u3002\u8003\u67e5\u590d\u6570\u7684\u9664\u6cd5\u8fd0\u7b97\u3001\u865a\u90e8\u7684\u6982\u5ff5\u3002<\/li>\n\n\n\n<li><strong>\u7b2c2\u9898<\/strong>\uff1a<strong>\u96c6\u5408\u4e0e\u51fd\u6570<\/strong>\u3002\u8003\u67e5\u4e00\u5143\u4e8c\u6b21\u4e0d\u7b49\u5f0f\u89e3\u6cd5\u3001\u5bf9\u6570\u51fd\u6570\u5b9a\u4e49\u57df\u3001\u96c6\u5408\u4ea4\u96c6\u8fd0\u7b97\u3002<\/li>\n\n\n\n<li><strong>\u7b2c3\u9898<\/strong>\uff1a<strong>\u5e38\u7528\u903b\u8f91\u7528\u8bed<\/strong>\u3002\u8003\u67e5\u5145\u5206\u4e0d\u5fc5\u8981\u6761\u4ef6\u3001\u5168\u79f0\u91cf\u8bcd\u547d\u9898\u7684\u771f\u5047\u5224\u65ad\uff08\u542b\u53c2\u4e8c\u6b21\u4e0d\u7b49\u5f0f\u6052\u6210\u7acb\u95ee\u9898\uff09\u3002<\/li>\n\n\n\n<li><strong>\u7b2c4\u9898<\/strong>\uff1a<strong>\u4e09\u89d2\u51fd\u6570<\/strong>\u3002\u8003\u67e5\u4e09\u89d2\u51fd\u6570 $y=A\\cos(\\omega x+\\phi)$ 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class=\"wp-block-heading\">2. \u591a\u9879\u9009\u62e9\u9898\uff08\u7b2c9-11\u9898\uff09\u2014 \u6613\u9519\u4e0e\u7efc\u5408<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7b2c9\u9898<\/strong>\uff1a<strong>\u57fa\u672c\u4e0d\u7b49\u5f0f<\/strong>\u3002\u8003\u67e5\u201c\u5bf9\u52fe\u51fd\u6570\u201d\u6027\u8d28\u3001\u57fa\u672c\u4e0d\u7b49\u5f0f\u6c42\u6700\u503c\u53ca\u5176\u6210\u7acb\u6761\u4ef6\uff08\u201c\u4e00\u6b63\u4e8c\u5b9a\u4e09\u76f8\u7b49\u201d\uff09\u3002<\/li>\n\n\n\n<li><strong>\u7b2c10\u9898<\/strong>\uff1a<strong>\u89e3\u4e09\u89d2\u5f62<\/strong>\u3002\u7efc\u5408\u8003\u67e5\u6b63\u5f26\u5b9a\u7406\u3001\u4f59\u5f26\u5b9a\u7406\u3001\u4e09\u89d2\u6052\u7b49\u53d8\u6362\u53ca\u4e09\u89d2\u5f62\u5f62\u72b6\u5224\u65ad\u3002<\/li>\n\n\n\n<li><strong>\u7b2c11\u9898<\/strong>\uff1a<strong>\u7acb\u4f53\u51e0\u4f55<\/strong>\u3002\u8003\u67e5\u7ebf\u9762\u89d2\u3001\u4e8c\u9762\u89d2\u7684\u52a8\u6001\u53d8\u5316\u8303\u56f4\u3001\u7ebf\u9762\u5782\u76f4\u5224\u5b9a\uff0c\u6d89\u53ca\u8f83\u590d\u6742\u7684\u7a7a\u95f4\u60f3\u8c61\u53ca\u8ba1\u7b97\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">3. \u586b\u7a7a\u9898\uff08\u7b2c12-14\u9898\uff09\u2014 \u8fd0\u7b97\u4e0e\u5206\u7c7b<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7b2c12\u9898<\/strong>\uff1a<strong>\u4e8c\u9879\u5f0f\u5b9a\u7406<\/strong>\u3002\u8003\u67e5\u6307\u5b9a\u9879\u7cfb\u6570\u7684\u6c42\u89e3\u3002<\/li>\n\n\n\n<li><strong>\u7b2c13\u9898<\/strong>\uff1a<strong>\u6570\u5217<\/strong>\u3002\u8003\u67e5\u9012\u63a8\u6570\u5217\uff08$a_n a_{n+1}=2^{n+1}$\uff09\u901a\u9879\u89c4\u5f8b\u63a2\u7a76\u53ca\u4e0d\u7b49\u5f0f\u6052\u6210\u7acb\u6c42\u53c2\u6570\u8303\u56f4\u3002<\/li>\n\n\n\n<li><strong>\u7b2c14\u9898<\/strong>\uff1a<strong>\u51fd\u6570\u4e0e\u5bfc\u6570<\/strong>\u3002\u8003\u67e5\u5206\u6bb5\u51fd\u6570\u7684\u6700\u503c\u95ee\u9898\uff0c\u6d89\u53ca\u542b\u53c2\u7edd\u5bf9\u503c\u51fd\u6570\u4e0e\u4e00\u6b21\u51fd\u6570\u7684\u5206\u7c7b\u8ba8\u8bba\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">4. 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class=\"wp-block-list\">\n<li>\u8bc1\u660e\u7ebf\u9762\u5e73\u884c\uff08\u5229\u7528\u4e2d\u4f4d\u7ebf\u6216\u5e73\u884c\u56db\u8fb9\u5f62\uff09\u3002<\/li>\n\n\n\n<li>\u5229\u7528\u7a7a\u95f4\u5411\u91cf\u6c42\u4e8c\u9762\u89d2\u7684\u6700\u503c\u95ee\u9898\uff08\u8f6c\u5316\u4e3a\u51fd\u6570\u6700\u503c\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u7b2c17\u9898\uff0815\u5206\uff09<\/strong>\uff1a<strong>\u5bfc\u6570\u4e0e\u51fd\u6570<\/strong>\u3002\n<ul class=\"wp-block-list\">\n<li>\u542b\u53c2\u51fd\u6570\u7684\u5355\u8c03\u6027\u8ba8\u8bba\uff08\u5206\u7c7b\u8ba8\u8bba $a$ \u7684\u6b63\u8d1f\uff09\u3002<\/li>\n\n\n\n<li>\u96f6\u70b9\u5b58\u5728\u6027\u4e0e\u552f\u4e00\u6027\u7684\u5224\u5b9a\uff08\u96f6\u70b9\u5b58\u5728\u5b9a\u7406\u3001\u51fd\u6570\u6781\u503c\u70b9\u7684\u5206\u6790\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u7b2c18\u9898\uff0817\u5206\uff09<\/strong>\uff1a<strong>\u89e3\u6790\u51e0\u4f55\uff08\u692d\u5706\uff09<\/strong>\u3002\n<ul 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