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42张PPT:讲述CO2在暖通空调的应用

  • 2026-04-02 14:44:39
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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  1. CONNECT:[ UseTime:0.000517s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000675s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.005569s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000283s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000608s ]
  6. SELECT * FROM `set` [ RunTime:0.001297s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000700s ]
  8. SELECT * FROM `article` WHERE `id` = 473209 LIMIT 1 [ RunTime:0.000658s ]
  9. UPDATE `article` SET `lasttime` = 1775414077 WHERE `id` = 473209 [ RunTime:0.005673s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000254s ]
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