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必修三物理教案11.1:电流和电源

  • 2026-07-27 20:48:05
必修三物理教案11.1:电流和电源

第十一章第一节：电流和电源

这里的知识虽然有些和初中有关联

但现在学的还是有不一样的地方

特别是电流的概念大家要好好理解

点点关注吧

#物理笔记 #高中物理 #物理学 #高考物理 #高中 #高中生活 #高中学习方法 #物理

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  1. CONNECT:[ UseTime:0.000719s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000814s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000316s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000300s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000521s ]
  6. SELECT * FROM `set` [ RunTime:0.000205s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000543s ]
  8. SELECT * FROM `article` WHERE `id` = 519768 LIMIT 1 [ RunTime:0.000375s ]
  9. UPDATE `article` SET `lasttime` = 1785197835 WHERE `id` = 519768 [ RunTime:0.009339s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000338s ]
  11. SELECT * FROM `article` WHERE `id` < 519768 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000651s ]
  12. SELECT * FROM `article` WHERE `id` > 519768 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000417s ]
  13. SELECT * FROM `article` WHERE `id` < 519768 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000674s ]
  14. SELECT * FROM `article` WHERE `id` < 519768 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.004229s ]
  15. SELECT * FROM `article` WHERE `id` < 519768 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000675s ]
0.102372s