valve cover assembly  气门罩组

air valve assembly  气动阀总件

application valve cover  控制阀盖

auxiliary relief valve assembly  备用安全阀总成

ball valve assembly  球阀总成

brake clip valve assembly  制动器夹紧阀总成

bypass valve assembly  旁通阀总成

check valve assembly  单向阀总成

clip valve assembly  夹紧阀总成

conjunctiveal valve cover  结膜瓣遮盖

control valve assembly  控制阀总成

counterweight control valve assembly  平衡重控制阀总成

cylinder cover valve seat  气缸盖阀座

cylinder lock valve assembly  油缸锁阀总成

cylinder relief valve assembly  油缸安全阀总成

cylinder valve cover  气缸气门盖罩

discharge valve cover  放泄阀盖

drain valve cover  排泄阀盖

engine valve cover  气门室罩; 发动机气门罩