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F439 项目式学习 优质课资源 初中化学 《跨学科实践活动4--基于特定需求设计和制作简易供氧器》课件PPT+教学设计Word

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F439 项目式学习 优质课资源 初中化学 《跨学科实践活动4--基于特定需求设计和制作简易供氧器》课件PPT+教学设计Word
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  1. CONNECT:[ UseTime:0.000583s ] mysql:host=127.0.0.1;port=3306;dbname=c_67808;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000825s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.002261s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000312s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000744s ]
  6. SELECT * FROM `set` [ RunTime:0.000298s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000793s ]
  8. SELECT * FROM `article` WHERE `id` = 458273 LIMIT 1 [ RunTime:0.000982s ]
  9. UPDATE `article` SET `lasttime` = 1770868440 WHERE `id` = 458273 [ RunTime:0.006407s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000311s ]
  11. SELECT * FROM `article` WHERE `id` < 458273 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000588s ]
  12. SELECT * FROM `article` WHERE `id` > 458273 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000547s ]
  13. SELECT * FROM `article` WHERE `id` < 458273 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.008322s ]
  14. SELECT * FROM `article` WHERE `id` < 458273 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001512s ]
  15. SELECT * FROM `article` WHERE `id` < 458273 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.002148s ]
0.095993s