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九年级化学下册8-11章讲义+配套练习有答案解析(人教版)

  • 2026-03-29 11:45:02
九年级化学下册8-11章讲义+配套练习有答案解析(人教版)

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  1. CONNECT:[ UseTime:0.000783s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001228s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000614s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.002598s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001160s ]
  6. SELECT * FROM `set` [ RunTime:0.005660s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001311s ]
  8. SELECT * FROM `article` WHERE `id` = 466818 LIMIT 1 [ RunTime:0.016214s ]
  9. UPDATE `article` SET `lasttime` = 1775585349 WHERE `id` = 466818 [ RunTime:0.006070s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000550s ]
  11. SELECT * FROM `article` WHERE `id` < 466818 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000823s ]
  12. SELECT * FROM `article` WHERE `id` > 466818 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.011232s ]
  13. SELECT * FROM `article` WHERE `id` < 466818 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.058586s ]
  14. SELECT * FROM `article` WHERE `id` < 466818 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.020771s ]
  15. SELECT * FROM `article` WHERE `id` < 466818 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.020865s ]
0.297724s