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\"\"<\/figure>\n\n\n\n

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\u7531\u65bc\u6bcf\u500b\u4eba\u80f8\u90e8\u7684\u9ad8\u5ea6\u90fd\u4e0d\u540c\uff0c\u6240\u4ee5\u5728\u570b\u969b\u4e0a\u662f\u4ee5\u96e2\u57301.3\u516c\u5c3a\u7684\u4f4d\u7f6e\u53bb\u91cf\u3002<\/p>\n\n\n\n

\u81f3\u65bc\u9577\u5728\u659c\u5761\u4e0a\u7684\u6a39\uff0c\u5c24\u5176\u662f\u50cf\u53f0\u7063\u9577\u5728\u659c\u5761\u4e0a\u7684\u6a9c\u6728\uff0c\u6709\u4e00\u5927\u90e8\u5206\u662f\u88f8\u9732\u5728\u4e0b\u5074\u7684\u659c\u5761\u4e0a\uff0c\u800c\u6240\u8b02\u7684\u96e2\u57301.3\u516c\u5c3a\u7684\u4f4d\u7f6e\uff0c\u662f\u6307\u659c\u5761\u4e0a\u65b9\u7684\u5730\u9762\u8d77\u7b97\u5594\uff01<\/p>\n\n\n\n

\u6700\u7c21\u55ae\u5c31\u662f\u62ff\u689d\u7e69\u5b50\uff0c\u5728\u96e2\u57301.3\u516c\u5c3a\u7684\u4f4d\u7f6e\uff0c\u7e5e\u8457\u6a39\u5e79\u91cf\u51fa\u6a39\u570dL\uff0c\u9664\u4ee5\u5713\u5468\u7387\u03c0\u5c31\u7b49\u65bc\u6a39\u5728\u6211\u5011\u80f8\u90e8\u9ad8\u5ea6\u91cf\u51fa\u7684\u76f4\u5f91(\u80f8\u5f91)\uff1a<\/p>\n\n\n\n

\u80f8\u5f91\u03a6=L\/\u03c0\uff5eL\/3.141592654<\/p>\n\n\n\n

\u4f8b\u5b50\uff1a<\/p>\n\n\n\n

\u300e2023 \u5e74 1 \u6708 30 \u65e5\uff0c\u7531\u884c\u653f\u9662\u8fb2\u59d4\u6703\u6797\u696d\u8a66\u9a57\u6240\u548c\u6210\u529f\u5927\u5b78\u5171\u540c\u7d44\u6210\u7684\u300c\u627e\u6a39\u7684\u4eba\u300d\u5718\u968a\uff0c\u5728\u904e\u5e74\u671f\u9593\u524d\u5f80\u5927\u5b89\u6eaa\u4e0a\u6e38\u63a2\u52d8\u7de8\u865f\u300c55214\u300d\u7684\u81fa\u7063\u6749\u5de8\u6728\uff0c\u4ee5\u76ae\u5c3a\u6e2c\u91cf\u6a39\u9ad8\u9054 84.1 \u516c\u5c3a\u3001\u6a39\u570d\u7d04 8.5 \u516c\u5c3a\uff0c\u70ba\u81fa\u7063\u76ee\u524d\u767c\u73fe\u6700\u9ad8\u7684\u6a39\uff0c\u4e5f\u6253\u7834\u4e2d\u570b\u4e00\u68f5\u96f2\u5357\u9ec3\u679c\u51b7\u6749\u9ad8\u9054 83.4 \u516c\u5c3a\u7684\u7d00\u9304\uff0c\u6210\u70ba\u6771\u4e9e\u7b2c\u4e00\u9ad8\u6a39\u3002\u4ee5\u4e00\u5c64\u6a13 3.5 \u516c\u5c3a\u8a08\u7b97\uff0c\u8981\u5230\u9019\u68f5\u88ab\u53d6\u540d\u53eb\u505a\u300c\u5927\u5b89\u6eaa\u501a\u5929\u528d\u300d\u7684\u81fa\u7063\u7063\u5de8\u6728\u6700\u9802\u7aef\uff0c\u642d\u96fb\u68af\u8981\u6309\u5230 24 \u6a13\u3002\u300f*<\/p>\n\n\n\n

\u4ee5\u9019\u68f5\u53f0\u7063\u6749\u70ba\u4f8b\uff0c\u5982\u679c\u6a39\u570d8.5\u516c\u5c3a\u662f\u4f9d\u6a19\u6e96\u5728\u96e2\u57301.3\u7684\u4f4d\u7f6e\u91cf\u7684\uff0c\u90a3\u9ebc\u5b83\u7684\u80f8\u5f91\u5c31\u662f\uff1a<\/p>\n\n\n\n

\u80f8\u5f91\uff1a2.70\uff5e8.5\/3.141592654 \u5927\u7d04\u662f2.7\u516c\u5c3a\u3002<\/p>\n\n\n\n

\u800c\u5982\u679c\u6709\u5e7e\u68f5\u4e3b\u5e79\u5408\u751f\u7684\u6a39\u5462\uff1f<\/p>\n\n\n\n

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\u8b6c\u5982\u67093\u679d\u4e3b\u5e79\uff0c\u5206\u5225\u91cf\u51fa\u7684\u80f8\u5f91\u70ba\u03a61\u3001\u03a62\u3001\u03a63<\/p>\n\n\n\n

\u90a3\u9ebc\u7e3d\u548c\u7684\u80f8\u5f91\u03a6=(\u03a61^2+ \u03a62^2+ \u03a63^2)^(1\/2)<\/p>\n\n\n\n

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\u90a3\u9ebc\uff0c\u9019\u500b\u5206\u5225\u91cf\u51fa\u80f8\u5f91\u4e4b\u5f8c\u7684\u5e73\u65b9\u548c\u518d\u958b\u5e73\u65b9\u5728\u5e7e\u4f55\u4e0a\u7684\u610f\u7fa9\u662f\u4ec0\u9ebc\u5462\uff1f<\/p>\n\n\n\n

\u628a\u03a6=(\u03a61^2+ \u03a62^2+ \u03a63^2)^(1\/2)\u8861\u7b49\u5f0f\u5169\u908a\u53d6\u5e73\u65b9\uff1a<\/p>\n\n\n\n

\u03a6^2= \u03a61^2+ \u03a62^2+ \u03a63^2<\/p>\n\n\n\n

\u5169\u908a\u5404\u9664\u4ee54\uff0c\u4e26\u52a0\u4ee5\u6574\u7406\uff0c\u8b8a\u6210<\/p>\n\n\n\n

(\u03a6\/2)^2= (\u03a61\/2)^2 +(\u03a62\/2)^2+(\u03a63\/2)^2<\/p>\n\n\n\n

\u5169\u908a\u5404\u4e58\u4e0a\u03c0\uff0c\u8b8a\u6210<\/p>\n\n\n\n

\u03c0*(\u03a6\/2)^2= \u03c0(\u03a61\/2)^2 +\u03c0(\u03a62\/2)^2+ \u03c0(\u03a63\/2)^2<\/p>\n\n\n\n

\u9019\u4ee3\u88683\u682a\u5206\u958b\u9577\u6a39\u5e79\u7684\u9762\u7a4d\u7684\u548c\uff0c\u7b49\u65bc\u4f30\u8a08\u51fa\u4f86\u7684\u80f8\u5f91\u03a6\u76f8\u5c0d\u7684\u9762\u7a4d\uff0c\u883b\u5408\u7406\u7684\u3002<\/p>\n\n\n\n

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P.S. \u793a\u610f\u7167\u7247\u662f\u53f0\u7063\u9435\u6749\uff0c\u4e0d\u662f\u53f0\u7063\u6749<\/p>\n\n\n\n

2023\/8\/17 \u6a39\u7684\u80f8\u5f91\u600e\u9ebc\u91cf Damakey<\/p>\n","protected":false},"excerpt":{"rendered":"

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