真空加浓器?    vacuum booster

真空泵?    vacuum pump

带真空泵的汽油泵?    vacuum pump with fuel pump

真空转速调速器?    vacuum speed governor

吸尘车?    vacuum sweeper

高压清洗车    vacuum sweeper

气门?    valve

气门室?    valve cage

气门室盖?    valve chamber cover

气门开启持续时间?    valve duration

气门工作面?    valve face

气门机构?    valve gear

配气机构?    valve gear

气门导管?    valve guide

气门头?    valve head

顶置气门发动机?    valve in-head engine

气门锁片?    valve key

气门间隙调节螺钉?    valve lash adjusting screw

气门升程?    valve lift

气门边限?    valve margin

配气机构箱?    valve mechanism casing

气缸盖罩?    valve mechanism cover

阀针?    valve needle

气门油封?    valve oil seal

气门口?    valve port

气门摇臂室罩?    valve rocker chamber cover

气门旋转器?    valve rotator

气门座?    valve seat

气门座锥角?    valve seat angle

气门座镶圈（嵌镶式气门座圈）?    valve seat insert (valve seat ring)

气门座宽度?    valve seat width

气门弹簧?    valve spring

气门杆?    valve stem

气门挺杆?    valve tappet (valve lifter)

气门正时?    valve timing

气门正时标记?    valve timing sign

无气门发动机?    valveless engine

气门弹簧座?    valve-spring retainer

厢式汽车?    van

厢式货车?    van

厢式零担运输车    van

叶片式供油泵?    vane fuel supply pump