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PPT/2026年消防知识培训课件企业通用,共167页

  • 2026-11-11 02:32:56
PPT/2026年消防知识培训课件企业通用,共167页
文末获取本课件:
火灾处理与扑救
灭火基础知识
火灾过程及其基本规律
燃烧与爆炸知识
火灾类型
A类火灾：固体物质火灾，这种物质通常具有有机物性质，一般在燃烧时能产生灼热的余烬。

B类火灾：液体或可熔化的固体物质火灾。

C类火灾：气体火灾。

D类火灾：金属火灾。

E类火灾：带电火灾，即物体带电燃烧的火灾。

F类火灾：烹饪器具内的烹饪物（如动植物油脂）火灾。
灭火原理
灭火就是破坏燃烧条件使燃烧反应终止的过程。其基本原理归纳为以下四个方面：冷却、窒息、隔离和化学抑制。

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  1. CONNECT:[ UseTime:0.000624s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000914s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000455s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000359s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000715s ]
  6. SELECT * FROM `set` [ RunTime:0.000343s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000749s ]
  8. SELECT * FROM `article` WHERE `id` = 534498 LIMIT 1 [ RunTime:0.000433s ]
  9. UPDATE `article` SET `lasttime` = 1794371535 WHERE `id` = 534498 [ RunTime:0.001513s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000368s ]
  11. SELECT * FROM `article` WHERE `id` < 534498 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000521s ]
  12. SELECT * FROM `article` WHERE `id` > 534498 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000429s ]
  13. SELECT * FROM `article` WHERE `id` < 534498 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000599s ]
  14. SELECT * FROM `article` WHERE `id` < 534498 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000618s ]
  15. SELECT * FROM `article` WHERE `id` < 534498 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000832s ]
0.083178s