通过轴承、端面密封组件在液氧、液氮中的运转试验，可为发动机研制提供准确数据。
The operation tests of bearing and face seal components in LOX and liquid nitrogen provided accurate data for future engine development.
叙述了180涡轮钻具用减速器的传动比，齿轮传动，端面机械密封和偏心短圆柱轴承的设计计算过程和有关处理办法。
The design calculation process and related process methods for transmission ratio, gear transmission, end mechanic sealing and eccentric short roller bearing used for 180 turbine drill are described.
通过对短圆柱滚子轴承滚子端面、内外圈挡边端磨现象的分析，提出了针对性的措施。
Via analysis of the end wearing of the roller end of the short cylindrical roller bearing, the edges of the inner and outer rings, the corresponding measures are given out.
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