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实验员基础知识培训:pH计培训课件

  • 2026-05-17 08:10:51
实验员基础知识培训:pH计培训课件
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  1. CONNECT:[ UseTime:0.000699s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001262s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.005264s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000869s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001420s ]
  6. SELECT * FROM `set` [ RunTime:0.016682s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001565s ]
  8. SELECT * FROM `article` WHERE `id` = 493431 LIMIT 1 [ RunTime:0.023327s ]
  9. UPDATE `article` SET `lasttime` = 1779170562 WHERE `id` = 493431 [ RunTime:0.006181s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.001761s ]
  11. SELECT * FROM `article` WHERE `id` < 493431 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001507s ]
  12. SELECT * FROM `article` WHERE `id` > 493431 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.002277s ]
  13. SELECT * FROM `article` WHERE `id` < 493431 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.055895s ]
  14. SELECT * FROM `article` WHERE `id` < 493431 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.033829s ]
  15. SELECT * FROM `article` WHERE `id` < 493431 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.016764s ]
0.327442s