equalizer valve〔名词〕均压阀,充压阀详细»
equalizer valve〔名词〕均压阀,充压阀详细»
平衡阀balance valve;balanced valve;balancing valve;counterbalance valve详细»
平衡阀balance dvalve;balance valve;equalizing valve详细»
平衡阀balance valve;balanced valve;counter balancing valve;counterbalance valve;equalizing valve详细»