... 消防胶喉:Red Fire Hose 消防花洒系统;洒水灭火系统:sprinkler system 消防花洒系统:fire services sprinkler system ...
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fire services sprinkler system
... 消防花洒系统;洒水灭火系统:sprinkler system 消防花洒系统:fire services sprinkler system 消防喉喷嘴箱:hose reel nozzle box ...
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