valve assembly cover 阀组合盖
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