halogenated hydrocarbon system
卤化烃管线 halogenated hydrocarbon line 卤化烃灭火系统 halogenated hydrocarbon system ; extinguishing system 卤化烃就地控制盘 halogenated hydrocarbon local panel ..
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... halogenated hydrocarbon local panel 卤化烃就地控制盘 extinguishing system 卤化烃灭火系统 hammer 锤子 ...
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