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公开课必备ppt丨《疆域和行政区划第一课时》:带你从三个视角来看中国之大!

  • 2026-11-07 05:37:51
公开课必备ppt丨《疆域和行政区划第一课时》:带你从三个视角来看中国之大!

   对于中国疆域和行政区划的学习，我们用八个字概括“中国之大，各美其美”，本节总结与记忆内容较多，分为两课时进行，本ppt为第一课时，主要包括:位置之大-领土之大-四支之广，条理清晰，简单易懂。

01
动态ppt 预览

□  空间尺度层层进，课程建构不迷茫

□  图文比较易区分，知识记忆变轻松

□   重点、难点多突破，抽象理解生活化

ppt 展示

《疆域和行政区划》课件第一课时：5元

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  1. CONNECT:[ UseTime:0.000644s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000749s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000367s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000345s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000534s ]
  6. SELECT * FROM `set` [ RunTime:0.000296s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000623s ]
  8. SELECT * FROM `article` WHERE `id` = 566228 LIMIT 1 [ RunTime:0.000392s ]
  9. UPDATE `article` SET `lasttime` = 1794205841 WHERE `id` = 566228 [ RunTime:0.001575s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000331s ]
  11. SELECT * FROM `article` WHERE `id` < 566228 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000419s ]
  12. SELECT * FROM `article` WHERE `id` > 566228 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000356s ]
  13. SELECT * FROM `article` WHERE `id` < 566228 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000678s ]
  14. SELECT * FROM `article` WHERE `id` < 566228 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000608s ]
  15. SELECT * FROM `article` WHERE `id` < 566228 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000537s ]
0.096071s