英语词汇double block valve怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	double block valve
释义	double block valve 简明释义双隔断阀：一种阀门，具有两个密封面，可以同时切断两个管道之间的流体。网络释义 1 ?双隔断阀 ... double blanket 双幅毛毯 double block valve 双隔断阀 double block 双轮滑车 ... 短语 1 double block-and-bleed valve 双截断与排放阀门 2 double e block valve 双隔断阀 3 double-block-and-bleed valve 双关双泄放阀
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