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供热基础知识培训PPT

  • 2026-10-23 10:44:10
供热基础知识培训PPT
（点击放大阅读更清晰）
《供热初期用户手册》
◆供热客服人员试题（初级） 
◆ 供暖用热小常识视频
◆《实用集中供热手册》
◆供热员工培训学习资料

◆集中供热基础技术知识培训课件

◆供热人员采暖季入户维修参考

◆十四种供暖制冷方案的优缺点，一定要懂！

整理：热力人网

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基层社区消防安全治理专题PPT

基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-10-23 18:59:22 HTTP/1.1 GET : http://h.sjds.net/a/531312.html
  2. 运行时间 : 0.078502s [ 吞吐率：12.74req/s ] 内存消耗：4,321.81kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=3e0641cad8eb7462f57c1137de736b28
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  1. CONNECT:[ UseTime:0.000934s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000840s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000353s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000356s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000570s ]
  6. SELECT * FROM `set` [ RunTime:0.000276s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000705s ]
  8. SELECT * FROM `article` WHERE `id` = 531312 LIMIT 1 [ RunTime:0.000335s ]
  9. UPDATE `article` SET `lasttime` = 1792753162 WHERE `id` = 531312 [ RunTime:0.001169s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000335s ]
  11. SELECT * FROM `article` WHERE `id` < 531312 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000431s ]
  12. SELECT * FROM `article` WHERE `id` > 531312 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000367s ]
  13. SELECT * FROM `article` WHERE `id` < 531312 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000660s ]
  14. SELECT * FROM `article` WHERE `id` < 531312 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000760s ]
  15. SELECT * FROM `article` WHERE `id` < 531312 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000718s ]
0.088493s