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【教学课件】(新教材)人教版初中数学七年级下册《12.2.2 直方图》第2课时

  • 2026-09-15 04:32:07
【教学课件】(新教材)人教版初中数学七年级下册《12.2.2 直方图》第2课时

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初中科学八下课本精读丨电流的磁场

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  1. CONNECT:[ UseTime:0.000521s ] mysql:host=172.18.0.4;port=3306;dbname=c_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000997s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000475s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000382s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000572s ]
  6. SELECT * FROM `set` [ RunTime:0.000284s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000665s ]
  8. SELECT * FROM `article` WHERE `id` = 467133 LIMIT 1 [ RunTime:0.000342s ]
  9. UPDATE `article` SET `lasttime` = 1789464455 WHERE `id` = 467133 [ RunTime:0.001104s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000330s ]
  11. SELECT * FROM `article` WHERE `id` < 467133 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000442s ]
  12. SELECT * FROM `article` WHERE `id` > 467133 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000401s ]
  13. SELECT * FROM `article` WHERE `id` < 467133 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000586s ]
  14. SELECT * FROM `article` WHERE `id` < 467133 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000668s ]
  15. SELECT * FROM `article` WHERE `id` < 467133 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000690s ]
0.086642s