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人教版化学《水的组成及变化的探究》AI课件

  • 2026-10-29 09:39:09

人教版化学《水的组成及变化的探究》AI课件

人教版九年级化学，第四单元《自然界的水》实验活动2 第1课时——《水的组成及变化的探究》。资料包含：
✅ PPT课件
✅ 配套教学设计
✅ 完整课堂逐字稿
适合公开课、优质课、校内展示课使用，也可以结合本班学情调整后用于日常授课。#人教版化学#九年级化学#水的组成及变化的探究#化学公开课 #AI赋能课堂 #优质课件

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基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000768s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001087s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000539s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000355s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000630s ]
  6. SELECT * FROM `set` [ RunTime:0.000341s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000695s ]
  8. SELECT * FROM `article` WHERE `id` = 534623 LIMIT 1 [ RunTime:0.000544s ]
  9. UPDATE `article` SET `lasttime` = 1793806376 WHERE `id` = 534623 [ RunTime:0.001303s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000318s ]
  11. SELECT * FROM `article` WHERE `id` < 534623 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000501s ]
  12. SELECT * FROM `article` WHERE `id` > 534623 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000422s ]
  13. SELECT * FROM `article` WHERE `id` < 534623 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000628s ]
  14. SELECT * FROM `article` WHERE `id` < 534623 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001113s ]
  15. SELECT * FROM `article` WHERE `id` < 534623 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000507s ]
0.085573s