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开关电源的原理分析与维修课件-95页.pptx

  • 2026-05-16 20:17:23
开关电源的原理分析与维修课件-95页.pptx

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  1. CONNECT:[ UseTime:0.000566s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000640s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.004198s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.006800s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000617s ]
  6. SELECT * FROM `set` [ RunTime:0.006122s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000810s ]
  8. SELECT * FROM `article` WHERE `id` = 492995 LIMIT 1 [ RunTime:0.023751s ]
  9. UPDATE `article` SET `lasttime` = 1779208108 WHERE `id` = 492995 [ RunTime:0.020711s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.001415s ]
  11. SELECT * FROM `article` WHERE `id` < 492995 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.018870s ]
  12. SELECT * FROM `article` WHERE `id` > 492995 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.023511s ]
  13. SELECT * FROM `article` WHERE `id` < 492995 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.047055s ]
  14. SELECT * FROM `article` WHERE `id` < 492995 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.064720s ]
  15. SELECT * FROM `article` WHERE `id` < 492995 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.043520s ]
0.335564s