干粉化学灭火器 dry chemical extinguisher 普通干粉灭火器 ordinary dry chemical fire extinguisher ..
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dry chemical extinguisher dry-chemical extinguisher 干粉灭火器
dry chemical fire extinguisher 化学干式灭火器 ; 粉式灭火筒
stored-pressure dry chemical fire extinguisher 贮压式干粉灭火器
ordinary dry chemical fire extinguisher 普通干粉灭火器
multi-purpose dry chemical fire extinguisher 通用干粉灭火器
cartridge-operated dry chemical fire extinguisher 贮气瓶式干粉灭火器
fire extinguisher dry chemical 灭火器干粉
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