石油英语词汇
阀密封 valve seal阀座 valve seat起阀座器 valve seat grab阀的装配 valve setting阀轴 valve shaft滑阀机构消声装置 valve silencer阀轴 valve spindle阀簧 valve spring阀簧座 valve spring seat阀杆 valve stem阀杆填料 valve stem packing阀门粘着 valve sticking阀冲程 valve stroke阀门装置；阀门系统 valve system阀打捞锥 valve tap阀挺杆 valve tappet阀定时装置 valve timing gear阀行程 valve travel浮阀塔盘 valve tray浮阀塔 valve tray column真空管 valve tube阀式活塞 valve type bucket阀式活塞 valve type piston阀阱 valve well斜轴阀 valve with inclined stem语际翻译 版权所有
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