sprinkler alarm valve water motor alarm是什么意思


中文翻译报警阀水警铃

网络释义

1)sprinkler alarm valve water motor alarm,报警阀水警铃2)waterpower alarm valve,水力报警阀3)water flow alarm valve,水流报警阀4)water motor gong,水动机报警铃5)emergency alarm bell,报警铃6)warning water system,水力警铃

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