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教科版科学《空气占据空间会改变吗》AI课件

  • 2026-09-21 08:00:42

教科版科学《空气占据空间会改变吗》AI课件

教科版四年级上册科学， 第一单元《空气》第3课——《空气占据的空间会改变吗》。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。#教科版科学#四年级上册科学#空气占据的空间会改变吗#科学公开课 #AI赋能课堂 #优质课件

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精品课件|统编版高二语文选择性必修上册第四单元 逻辑的力量第三讲:采用合理的论证方法教学

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  1. CONNECT:[ UseTime:0.000538s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000732s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000394s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000412s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000582s ]
  6. SELECT * FROM `set` [ RunTime:0.000347s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000878s ]
  8. SELECT * FROM `article` WHERE `id` = 529570 LIMIT 1 [ RunTime:0.000418s ]
  9. UPDATE `article` SET `lasttime` = 1789979841 WHERE `id` = 529570 [ RunTime:0.001052s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000350s ]
  11. SELECT * FROM `article` WHERE `id` < 529570 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000515s ]
  12. SELECT * FROM `article` WHERE `id` > 529570 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000440s ]
  13. SELECT * FROM `article` WHERE `id` < 529570 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000684s ]
  14. SELECT * FROM `article` WHERE `id` < 529570 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000826s ]
  15. SELECT * FROM `article` WHERE `id` < 529570 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000652s ]
0.106227s