词语底阀
解释foot valve
foot valve〔名词〕底阀详细»
foot valve〔名词〕底阀,脚踏活门详细»
foot valve脚踏阀门详细»
foot valve〔名词〕底阀,脚踏阀详细»
foot valve底阀,脚阀详细»
foot valve〔名词〕底阀,吸水阀,止回阀详细»
foot valve脚踏阀详细»
foot valve(吸入管路的或湿空气泵的)底(部止回)阀详细»
底阀foot valve详细»
底阀bottom valve详细»
底阀bottom valve;foot valve详细»