滑动密封 meaning in English

sliding seal
slipper seal

In next section , on basis of discussing negative - pressure - adjusting principle , detailedly summarizes rules of changing negative pressure by adjusting rotate speed of fan motor . then it gives a fuzzy algorithm for the controlling of negative pressure in sliding sealed suction cup
第六，讨论了风机负压控制原理，详细总结了风机负压控制规则，开发了滑动密封吸盘负压模糊控制算法。
Sealing and sliding sealing rings , cutting tools , reamer tips , reamer heads , saw tips , clamping supports , inserts for bore - crowns , plates , tip inserts for measuring and testing devices , nozzles , lining bushings , milling inserts , cold rolls , drawing dies , powder pressing dies
密封环和滑动密封环、切削工具、绞刀齿、绞刀头、锯齿、夹具、牙冠填充物、金属板、测量和试验仪器的顶端衬垫、喷嘴、衬套轴套、铣削衬垫、冷压模具、冲模、粉末压模。