... 化学干燥器(剂),化学脱水器(剂) chemical dehydrator 化学灭火器 chemical fire extinguisher 化学品船 chemical carrier (or tanker) ...
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... 化学方程式 chemical equilibrium 化学交换过程 chemical fire extinguisher 化学灭火器 chemical formula ...
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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
portable chemical fire extinguisher 手提化学灭火机
purpose dry chemical fire extinguisher 通用干粉灭火器
operated dry chemical fire extinguisher 贮气瓶式干粉灭火器
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