本文通过对润滑脂结构与机理的探讨，和实车试验结果分析，说明轮毂空腔内润滑脂的作用，从而提出轮毂润滑脂新的填充方案。
This paper describes the function of lubricating grease in hub cavity and analyzes the actual test results, then proposes a new scheme for fil- ling lubricating grease.
介绍了一种便排移动式高压大流量润滑脂注油机。对其工作原理、结构特点、参数计算、材料选用及使用效果作了办好说明。
The paper introduces a portable HP heavy flow grease ejector and analyzes its work principle, structural features. parameter calculation. material selection and effects in use.
列出了国内近年来粉末冶金固体自润滑材料的某些应用实例，说明在某些特殊情况下粉末冶金自润滑材料应用效果良好。
Some examples of application of P/M solid self-lubricating materials in China in recent years are introduced. In some special operation conditions these materials worked quite well.
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