1.
water pressure test for strength and tightness
水压强度和密封性试验
2.
Analysis of Seal Rings Nonlinear Distortion and Seal Capability of Bearing;
密封件非线性变形与轴承密封性能研究
3.
oil pressure test for strength and tightness
强度和密封性油压试验油压及强度密封试验
4.
Research on the Mechanical Seal CAT Device and the Performance of the GY70 Mechanical Seal;
机械密封CAT装置及GY70机械密封性能的研究
5.
Effects of Dimensional Tolerance on Sealing Characteristic of O-ring;
O形橡胶密封圈尺寸公差对密封性能的影响
6.
Effect of viscoelasticity and shape of butyl rubber seal rings on structural sealing performance
丁基橡胶密封环形状和材料黏弹性对结构密封性能的影响
7.
Study of Sealing Performance and Wear Mechanism of Oil Seal Used in Engine
发动机油封的密封性能及磨损机理研究
8.
The Valve is capable of zero leakage, low torque operation as well as long life.
气密性好，密封性能可靠，操作轻便，寿命提高。
9.
A method to improve seal property by plastic deformation;
一种用塑性变形改善密封性能的方法
10.
unsealed radioactive substance
非密封的放射性物质
11.
sealed source [radioactive substance]
密封源〔放射性物质〕
12.
FLEXIBLE CONDUIT WITH EX(d).PACKING GLAND
防爆密封接头挠性管
13.
FLEXIBLE CONDUIT WITH WATER-PROOF PACKING GLAND
防水密封接头挠性管
14.
MOPAR SILICONE RUBBER ADHESIVE SEALANT
MOPAR矽胶橡皮粘性密封剂
15.
Research on Assembly Reliability and Sealing Properties of the Bearing Sealed Ring;
轴承密封件安装稳定性与密封特性研究
16.
This type of seal generally falls within the class of elastometric lip seals.
这种型式的密封通常属于弹性唇密封类。
17.
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
18.
Study on the Dynamic Auxiliary Seal Ring of Dry Gas Seal;
干气密封装置动态辅助密封圈性能研究