ordinary dry chemical fire extinguisher
... ordinary construction 普通结构 ordinary dry chemical fire extinguisher 普通干粉灭火器 ordinary firefighting gear 普通消防装备 ...
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MF Z系列干粉灭火器是以普通干粉为灭火剂，以充装压缩氮气为动力的高效灭火器。
MFZ Series Portable Pressurs are high efficiency ones which use general dry powder as fire extinguishing chemical and the loaded compressed nitrogen gas as spray force.
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