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优秀课例丨高考化学实验大题考点例析(PPT下载)

  • 2026-04-07 11:04:06
优秀课例丨高考化学实验大题考点例析(PPT下载)

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  1. CONNECT:[ UseTime:0.000863s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001383s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000725s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000684s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001526s ]
  6. SELECT * FROM `set` [ RunTime:0.000669s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001561s ]
  8. SELECT * FROM `article` WHERE `id` = 479167 LIMIT 1 [ RunTime:0.001646s ]
  9. UPDATE `article` SET `lasttime` = 1775625171 WHERE `id` = 479167 [ RunTime:0.028433s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.006960s ]
  11. SELECT * FROM `article` WHERE `id` < 479167 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.002517s ]
  12. SELECT * FROM `article` WHERE `id` > 479167 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001118s ]
  13. SELECT * FROM `article` WHERE `id` < 479167 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.004418s ]
  14. SELECT * FROM `article` WHERE `id` < 479167 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.015165s ]
  15. SELECT * FROM `article` WHERE `id` < 479167 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.015023s ]
0.257751s