便携式风力灭火机
portable pneumatic extinguisher
大型移动式灭火机
large mobile fire extinguisher
二氧化碳灭火机
carbon dioxide fire extinguish
化学灭火机理
chemical fire extinguishment mechanism
机械泡沫灭火机
mechanical foam extinguisher
轮式干粉灭火机
wheeled dry powder fire extinguisher
轮式灭火机
wheel-mounted extinguisher
灭火机理
Fire extinguishing mechanism
extinguishing fire mechanism
Fire suppression mechanism
fire extinguishment mechanism
Keywordfire extinguishment mechanism
extinguishing mechanism
principle of fire-fighting
fire suppression mechanisms
fire extinguishing mechanisms
气压清水灭火机
gas pressure water fire extinguisher
手提化学灭火机
portable chemical fire extinguisher
手提式灭火机
manual extinguisher
Portable fire extinguisher