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【课件分享】20份环境监测分析仪器培训PPT(附网盘链接)

  • 2026-03-29 10:56:53
【课件分享】20份环境监测分析仪器培训PPT(附网盘链接)
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通过网盘分享的文件：分析仪器培训.zip

链接: https://pan.baidu.com/s/196wU1-oJhtE0BYtiPIxteA?pwd=sch3 提取码: sch3 

--来自百度网盘超级会员v8的分享

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  1. CONNECT:[ UseTime:0.001039s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001484s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000713s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000675s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001645s ]
  6. SELECT * FROM `set` [ RunTime:0.000565s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001543s ]
  8. SELECT * FROM `article` WHERE `id` = 468763 LIMIT 1 [ RunTime:0.000926s ]
  9. UPDATE `article` SET `lasttime` = 1775936453 WHERE `id` = 468763 [ RunTime:0.002346s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000589s ]
  11. SELECT * FROM `article` WHERE `id` < 468763 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001010s ]
  12. SELECT * FROM `article` WHERE `id` > 468763 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001047s ]
  13. SELECT * FROM `article` WHERE `id` < 468763 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002163s ]
  14. SELECT * FROM `article` WHERE `id` < 468763 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.008032s ]
  15. SELECT * FROM `article` WHERE `id` < 468763 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.003483s ]
0.190922s