词语emergency valve
解释安全阀,紧急阀
emergency valve〔名词〕应急阀详细»
emergency valve〔名词〕安全阀;n.事故阀,紧急阀详细»
emergency valve〔名词〕安全阀详细»
emergency valve〔名词〕安全阀,应急阀详细»
emergency valve〔名词〕事故阀详细»
emergency valve〔名词〕紧急阀详细»