valvedv.给 ... 装阀adj.有阀的
valven.瓣膜;真空管;阀门;电子管
valve mixer电子管混频器
valve frame瓣架
valve chain阀盖链
valve event气门动作
valve crown见valve head
valve clack阀瓣
valve spool阀槽,滑阀
valve steel阀门钢,阀钢,气门用钢材
valve reamer气门座铰刀
valve action活门作用