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三角恒等变换2教案

  • 2026-11-02 13:45:38
三角恒等变换2教案

全部是公式的正用、逆用、变形应用，连做带讲并整理，85分钟。

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中考化学复习:专题4-空气 氧气(讲义版)

基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-11-09 04:56:13 HTTP/1.1 GET : http://a.sjds.net/a/459102.html
  2. 运行时间 : 0.087449s [ 吞吐率：11.44req/s ] 内存消耗：4,435.24kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=ca820dfe3cb604a566abbd6ec32b8363
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  1. CONNECT:[ UseTime:0.000745s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001060s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000492s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000388s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000694s ]
  6. SELECT * FROM `set` [ RunTime:0.000348s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000764s ]
  8. SELECT * FROM `article` WHERE `id` = 459102 LIMIT 1 [ RunTime:0.000413s ]
  9. UPDATE `article` SET `lasttime` = 1794171373 WHERE `id` = 459102 [ RunTime:0.001411s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000382s ]
  11. SELECT * FROM `article` WHERE `id` < 459102 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000508s ]
  12. SELECT * FROM `article` WHERE `id` > 459102 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000444s ]
  13. SELECT * FROM `article` WHERE `id` < 459102 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000710s ]
  14. SELECT * FROM `article` WHERE `id` < 459102 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000735s ]
  15. SELECT * FROM `article` WHERE `id` < 459102 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000964s ]
0.105502s