浮动环密封  floating ring seal; floating annular seal

浮动密封环  floating rings; floating sealing ring

主动轴密封  drive shaft seal

主动轴轴环  drive shaft collar

单金属浮动密封  mono-metal floating seal

浮动密封  floating sealing; floating seal

浮动式轴承  floating ring bearing

浮环密封  floating ring sealing; floating ring seal; oil film seal; floating ring seals; float ring seal; swin-ring seal

机械浮环密封  mechanical floating ring seal

四分之三浮动式轴  three-quarter floating [rear]axle

泵传动轴密封  pump drive shaft seal

滑动密封轴承  friction sealed bearing

活动式密封窗  movable sealed window

活动式密封油挡  active-type sealed oil blocking; the activity type sealed oil blocking

振动马达驱动轴密封件  vibratory motor drive shaft seal

主动密封  active sealing

主动式环路热管  Active Loop Heat Pipe ALHP

主动轴轴承  drive shaft bearing

主动轴轴套  drive shaft socket