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圆的阴影部分周长与面积专项练习

  • 2026-11-05 17:33:44

圆的阴影部分周长与面积专项练习

35节课，埋下一颗爱数学/善思会学的种子
来源 | 小陈妈妈0606、黄小兜在努力、追寻数学本质
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公安业务知识专项练习58(第二轮)学习

基本 文件 流程 错误 SQL 调试
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  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=3ec336d03c18da9817e85bd45f2d0f60
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  1. CONNECT:[ UseTime:0.000452s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000587s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000327s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000406s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000740s ]
  6. SELECT * FROM `set` [ RunTime:0.000316s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000538s ]
  8. SELECT * FROM `article` WHERE `id` = 537876 LIMIT 1 [ RunTime:0.000384s ]
  9. UPDATE `article` SET `lasttime` = 1793879683 WHERE `id` = 537876 [ RunTime:0.001057s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000367s ]
  11. SELECT * FROM `article` WHERE `id` < 537876 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000420s ]
  12. SELECT * FROM `article` WHERE `id` > 537876 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000446s ]
  13. SELECT * FROM `article` WHERE `id` < 537876 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000586s ]
  14. SELECT * FROM `article` WHERE `id` < 537876 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000594s ]
  15. SELECT * FROM `article` WHERE `id` < 537876 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000706s ]
0.093858s