1.
Research on Subsea Wellhead System with Analysis and Design of Pack off Assembly
水下井口头系统研究及其密封总成结构设计分析
2.
The dynamically balanced rotor assembly,sealed bearings with grease reserviors.
动平衡的转子总成，具有蓄油装置的全密封轴承。
3.
Pipe &hose assembly is convenient and double-quick when assembly.There are three seal grooves at tube end for reducing leakage rate of refrigerant .
管路总成装配方便、快捷，接头处三道密封槽，减少了制冷剂的泄漏。
4.
One end of the cable is permanently connected to the enclosed mercury switch and the entire assembly is encapsulated to form a completely watertight and impact resistant unit.
电缆的一端永久性连接在封闭的水银开关内,这个完整的密封总装形成完全不透水、抗撞击装置。
5.
Sealing convex platform: sealing convex platform is made of soft rubber, and used to seal each pin.
③ 密封凸台：密封凸台是用软橡胶制成的可密封每一根插针。
6.
packer-crossover assembly
封隔器与转换工具总成
7.
Summary on the remoulding of mechanical seals of pumps for conveyance of vinyl chloride monomer
氯乙烯单体输送泵机械密封改造总结
8.
The primary and mating seal faces are lapped to a maximum of 3-helium light bands flatness to provide effective sealing and leakage protection.
主密封面和配套密封面叠加成最多3层的轻型带状平面,提高密封和防泄漏效果。
9.
A CAD / CAE Integrated Design to Fuselage Main Frame
某承力密封框的CAD/CAE集成设计
10.
sealed vessel where water is converted to steam.
把水变成蒸汽的密封的容器。
11.
a small chamber in which packing is compressed around a shaft to form a seal.
通过轴压缩包装来形成密封的小室。
12.
Gaskets and O rings are made of elastomers.
密封垫和O型环是由人造橡胶制成的。
13.
Study on synthesis of acrylic acid emulsion for building paste sealant;
建筑密封膏用丙烯酸乳液的合成研究
14.
The Density of Population and the Formation of Chinese Feudal Small-scale Peasant Economy;
人口密度与中国封建小农经济的生成
15.
Study on Synthesis and Performance of One Component Polyurethane Sealant
单组分聚氨酯密封胶合成与性能研究
16.
Synthesis of new water expandable waterproofing sealant and its application
新型水膨胀防水密封胶的合成与应用
17.
pressurizing window
密封封口(电缆), 气密口
18.
weatherstripping,thresholds & seals
密封条，门槛及密封胶