这种研究结果可以直接应用于钻头滑动轴承的设计。
The experimental results could be directly used in the sliding bearing design for cone rock bits.
收集了近几年20只现场失效牙轮钻头，对其轴承表面金相组织和硬度以及影响牙轮钻头滑动轴承失效的主要因素进行了分析。
With 20 rock bits which used in the field, bearings' surface metallography, rigidity, and the main factors influence the life of the rock bit journal bearings were studied.
钻头滑动轴承的主要失效形式是胶合和磨粒磨损。
The main failure patterns of the sliding bearing of a cone bit are gluing and abrasion.
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