电压调整帽 voltage adjustment cap

螺旋桨整流帽 nose cone

整体衣帽间 bvior clo-akroom ; Chest

调整螺帽 [机] adjusting nut

整流帽舵 bulb rudder

调整阀螺帽 [机] adjusting valve cap nut

调速器调整螺钉帽 governor adjusting screw cap

汽门间隙调整螺栓螺帽 valve adjusting screw and nut

整貂带帽 whole mink with cap