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1)  passive seal
被动密封
1.
According to the mechanism and structure of the seal mode,there are passive seal,active seal and isolation seal.
按照密封机理和密封结构分析,液压系统中的密封有被动密封、主动密封和隔离密封等。
2)  sealed medium
被密封介质
3)  be kept tightly sealed
被严密封闭
4)  rotary seal
动密封,旋转密封
5)  floating seal
浮动密封
1.
Approaching the method of machining and assembly for floating seal;
浮动密封加工和装配方法的探讨
6)  dynamic seal
动密封
1.
Based on the principle of magnetic coupling driving, a new type magnetic driving seal agitator was developed because of the problems of unresolved dynamic seal problem in the agitating process.
针对搅拌过程中一直存在的难以解决的动态密封问题,基于磁超距耦合传动原理,在浓相煤粉气力输送中开发了一种新型的磁传动密封搅拌装置。
2.
There are many difficulties during the new rotating blowout preventer's manufacture and test, they concentrate on spherical seal, dynamic seal and bearings.
研制旋转防喷器有几大难点 ,主要集中在密封胶芯、旋转动密封及轴承 ,各自的寿命满足实际应用是保证钻井施工安全的关键。
3.
TA type of dynamic seal device suitable for the situation of planet motion rotator, is introduced from respects of structure, working principle, design details.
从结构、工作原理和设计细节方面,介绍了一种能够适应转子作行星运动的动密封装置。
补充资料:被动过敏反应


被动过敏反应


被动转移的过敏反应。其过程包括:①将已被抗原致敏的同种或异种动物血清注射至正常动物体内。②由于注射抗体导致被动致敏状态,一般需几小时至24小时甚至更长时间。③激发注射相对应的抗原引起过敏反应的发生。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条