词语回压阀
解释backpressure valve
backpressure valve〔名词〕回压阀,防逆阀详细»
backpressure valve〔名词〕止回阀详细»
backpressure valve〔名词〕回压阀,防逆阀,止回阀详细»
backpressure valve〔名词〕返压阀,止回阀详细»
回压阀float valve详细»
回压阀check valve详细»
回压阀back pressure valve;bpv;check valve详细»