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【专业PPT】工程材料的选择方法及应用,典型零件选材举例!

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【专业PPT】工程材料的选择方法及应用,典型零件选材举例!

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  1. CONNECT:[ UseTime:0.000475s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000566s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.001034s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000282s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000469s ]
  6. SELECT * FROM `set` [ RunTime:0.000833s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000571s ]
  8. SELECT * FROM `article` WHERE `id` = 542148 LIMIT 1 [ RunTime:0.000367s ]
  9. UPDATE `article` SET `lasttime` = 1784334164 WHERE `id` = 542148 [ RunTime:0.008550s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000266s ]
  11. SELECT * FROM `article` WHERE `id` < 542148 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000490s ]
  12. SELECT * FROM `article` WHERE `id` > 542148 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000474s ]
  13. SELECT * FROM `article` WHERE `id` < 542148 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000726s ]
  14. SELECT * FROM `article` WHERE `id` < 542148 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.008741s ]
  15. SELECT * FROM `article` WHERE `id` < 542148 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.006396s ]
0.161134s