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八年级下册物理寒假学习笔记8.2二力平衡

  • 2026-02-03 12:53:54
八年级下册物理寒假学习笔记8.2二力平衡

八年级下册物理寒假学习笔记8.2二力平衡

#物理知识点梳理#物理学习方法推荐#寒假学习攻略#物理实验操作技巧#八年级物理笔记#二力平衡实验解析#重力与拉力的关系探究#小车平衡状态观察#学生实验心得分享

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学习笔记 丨 当你发现美国有一个爱泼斯坦的时候,其实已经有无数个爱泼斯坦了,仅仅只是他刚被发现了而已

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  1. CONNECT:[ UseTime:0.000923s ] mysql:host=127.0.0.1;port=3306;dbname=no_67808;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001265s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000558s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000646s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001418s ]
  6. SELECT * FROM `set` [ RunTime:0.000610s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001677s ]
  8. SELECT * FROM `article` WHERE `id` = 465242 LIMIT 1 [ RunTime:0.001136s ]
  9. UPDATE `article` SET `lasttime` = 1770201885 WHERE `id` = 465242 [ RunTime:0.011183s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000425s ]
  11. SELECT * FROM `article` WHERE `id` < 465242 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000596s ]
  12. SELECT * FROM `article` WHERE `id` > 465242 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000514s ]
  13. SELECT * FROM `article` WHERE `id` < 465242 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000717s ]
  14. SELECT * FROM `article` WHERE `id` < 465242 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.002041s ]
  15. SELECT * FROM `article` WHERE `id` < 465242 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000787s ]
0.103847s