divided seat ring type alarm valve是什么意思


中文翻译分座环式报警阀

网络释义

1)divided seat ring type alarm valve,分座环式报警阀2)hydraulic alarm valve,湿式报警阀3)wet system alarm valves,湿式报警阀组4)distributed alarm,分布式报警5)alarm valve,报警阀6)alarm valve,警报阀

用法例句

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