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42张PPT:讲述CO2在暖通空调的应用

  • 2026-11-08 11:35:15
42张PPT:讲述CO2在暖通空调的应用

本文将通过PPT讲述CO2在暖通空调领域的应用。

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基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000691s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000925s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000502s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000356s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000535s ]
  6. SELECT * FROM `set` [ RunTime:0.000277s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000647s ]
  8. SELECT * FROM `article` WHERE `id` = 473209 LIMIT 1 [ RunTime:0.000404s ]
  9. UPDATE `article` SET `lasttime` = 1794633544 WHERE `id` = 473209 [ RunTime:0.001335s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000329s ]
  11. SELECT * FROM `article` WHERE `id` < 473209 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000523s ]
  12. SELECT * FROM `article` WHERE `id` > 473209 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000378s ]
  13. SELECT * FROM `article` WHERE `id` < 473209 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000588s ]
  14. SELECT * FROM `article` WHERE `id` < 473209 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000537s ]
  15. SELECT * FROM `article` WHERE `id` < 473209 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000588s ]
0.087396s