词语butterfly valve
解释节气阀蝶形阀
butterfly valve〔名词〕蝶形阀详细»
butterfly valve〔名词〕蝶形阀,节流阀详细»
butterfly valve蝶形阀,风门详细»
butterfly valve〔名词〕蝶阀详细»
butterfly valve蝶阀详细»
butterfly valve蝶形阀详细»
butterfly valve〔名词〕蝶阀;n.蝶阀,旋转挡板节流阀详细»