1.
Upper reducer seals are grease purgeable to prevent contaminants from destroying the seals and entering the unit.
上部的减速机是润滑脂密封的，能够防止污物破坏密封进入混合器内部。
2.
labyrinth grease seal
迷宫式润滑脂封闭器，曲径式润滑脂封闭器
3.
fully sealed & self-lubricated bearing
全密封自动润滑轴承
4.
epoxy enclosed transistor
环氧树脂密封晶体管
5.
marine end-sealed airtight-sliding door
船用端部密封式气密滑动门
6.
Study on the Dynamic Auxiliary Seal Ring of Pusher Type Mechanical Seal
滑移式机械密封的动态辅助密封圈性能研究
7.
The grease lubricated bearing assemblies are built with special heat resistant seals on the roll sides to prevent leakage and to ensure a long bearing life at high temperature.
油脂润滑的轴承组件，经过特殊的防热密封设计，可防止泄露并保证高热环境下的高使用寿命。
8.
Waterproofing and sealing of shield tail and sealing grease
盾构法隧道的盾尾防水密封与盾尾密封油脂
9.
flat-top sealed can
带平顶盖的密封罐(润滑油用)
10.
Studies on Deformation of Non-Contacting Gas-Lubricated Face Seal;
非接触式气体润滑机械密封变形研究
11.
Numerical Simulation Study of Helical Seal on Water-lubricated Hydrostatic Bearings
水润滑轴承螺旋密封性能的仿真分析
12.
The Research of Monitoring System for Rotor Side Lubrication and Seal System of Internal Mixer;
密炼机转子端面润滑密封监控系统研究
13.
Sealed type bearings are mudproof, dustproof, and leakproof(grease) without the use of shaft seals.
密封型轴承具有防泥、防尘、防漏（脂）性能，无需使用轴密封。
14.
The freely parallel sliding, no attrition with other elements.
门扇自由滑行,不与任何密封胶条产生摩擦.
15.
Install window glass channel and belt weatherstrip seals.
安装车窗玻璃滑动槽和皮带防水饰条密封。
16.
TEST STUDY OF A NEW TYPE NON-SEAL SLIDING BEARING CONE BIT
新型非密封滑动轴承牙轮钻头的试验研究
17.
Permanently sealed and lubricated ball bearings front and rear.
前后端盖装有永久密封和自润滑的滚珠轴承。
18.
Improvement of lubricating and sealing of traction gears for DF 11 locomotives
东风_(11)型机车牵引齿轮润滑与密封的改进