词语断流阀
解释disconnecting valve
disconnecting valve〔名词〕断流阀详细»
disconnecting valve〔名词〕断开阀,断流阀详细»
断流阀cut-out valve;disconnecting valve详细»
断流阀shut-off valve;stop valve详细»
断流阀shut off valve;stop valve详细»
断流阀disconnecting valve;stop valve详细»
断流阀disconnecting valve详细»