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大物复习的一些潦草零碎点

  • 2026-10-31 10:59:59
大物复习的一些潦草零碎点

懒得搞Latex了，就贴图贴上去吧。

呃啊，这样就只剩下公式了，看不懂的自己ai吧，仅仅起到帮助回忆的作用......

大物真的啥也不会怎么办......

1 理想火箭方程

理想状态下我们认为火箭没有外力，在太空中。

2 滚动动能的分解

3.势能曲线与力速度和平衡稳定性

4.平行轴定理

5 换参考点的一般公式

6.角动量守恒时动能如何变化

7.

这题和高中最大的区别就是，这里绳子两端拉力不同，因为转轮不是理想转轮，有转动惯量。
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26年六年级上册语文《第四单元阅读理解专项训练》

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000504s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000774s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000338s ]
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  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000683s ]
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  9. UPDATE `article` SET `lasttime` = 1793479536 WHERE `id` = 531934 [ RunTime:0.001490s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000387s ]
  11. SELECT * FROM `article` WHERE `id` < 531934 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000562s ]
  12. SELECT * FROM `article` WHERE `id` > 531934 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000559s ]
  13. SELECT * FROM `article` WHERE `id` < 531934 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000839s ]
  14. SELECT * FROM `article` WHERE `id` < 531934 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000810s ]
  15. SELECT * FROM `article` WHERE `id` < 531934 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000940s ]
0.094585s