阀位 valve position
阀位开关 valve position switch
阀的调节 valve regulation
阀摇杆 valve rocker
阀密封 valve seal
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
阀簧 valve spring
阀簧座 valve spring seat
阀门粘着 valve sticking
阀位开关 valve position switch
阀的调节 valve regulation
阀摇杆 valve rocker
阀密封 valve seal
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
阀簧 valve spring
阀簧座 valve spring seat
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
阀式活塞 valve type bucket
阀阱 valve well
斜轴阀 valve with inclined stem
小阀 valvelet
阀杆填料压紧螺母 valve-packing nut
装设阀门;安装电灯;分瓣;阀门组 valving
突角大孢属 Valvisisporites]
壳瓣的 valvular
乙酸乙烯酯-顺丁烯二酸酐共聚物 VAMA copolymer
大篷货车 van
范艾伦辐射带 Van Allen radiation belt
大型集装箱 van container
范德华吸附 van der Waals adsorption
钒酸盐 vanadate
五氧化二钒 vanadic oxide
钒族 vanadium family
钒卟啉 vanadium porphyrin
三氧化二钒 vanadium trioxide
导叶装置 vane apparatus
涡轮式钻土机 vane borer
旋转式可变电容器 vane capacitor
叶片间的流道 vane channel