词语环形阀
解释annular valve
annular valve〔名词〕环形阀详细»
annular valve环状阀,环形阀详细»
annular valve环形阀详细»
annular valve〔名词〕环形气门详细»
环形阀annular valve详细»
环形阀annular ring valve;annular valve详细»
环形阀annular plate valve;annular valve详细»
环形阀annulus valve;ring valve详细»