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圆锥曲线点乘双根法专项练习(word版)

  • 2026-04-02 22:28:59
圆锥曲线点乘双根法专项练习(word版)

昨天介绍了关于点乘双根法圆锥曲线点乘双根法解题模板

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  1. CONNECT:[ UseTime:0.000693s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000564s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000369s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000396s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000478s ]
  6. SELECT * FROM `set` [ RunTime:0.001418s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000492s ]
  8. SELECT * FROM `article` WHERE `id` = 462168 LIMIT 1 [ RunTime:0.000335s ]
  9. UPDATE `article` SET `lasttime` = 1776025237 WHERE `id` = 462168 [ RunTime:0.010358s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000268s ]
  11. SELECT * FROM `article` WHERE `id` < 462168 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000426s ]
  12. SELECT * FROM `article` WHERE `id` > 462168 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000355s ]
  13. SELECT * FROM `article` WHERE `id` < 462168 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002201s ]
  14. SELECT * FROM `article` WHERE `id` < 462168 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.002902s ]
  15. SELECT * FROM `article` WHERE `id` < 462168 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000839s ]
0.136108s