Gears lie in boundary and mixed lubricating condition as running.
齿轮工作时，齿面是处于边界润滑和混合润滑状态。
参考来源 - 环境友好型工业齿轮油的润滑特性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Under the normal condition use general lubricating grease, you had best use heavy water lubricating grease for pump if too much leakage loss.
正常情况下使用普通润滑脂，泄漏过大则最好使用泵用重水润滑脂。
The different characteristic lubricating grease should be selected and used according to specific use condition of wire rope.
根据钢丝绳具体使用情况，应选用不同特性润滑脂。
The optimal weight fraction is 0.1%, for under this condition, the wear scar diameter is decreased 35.6% and lubricating oil has great time-release effect.
当铜镍复合粉体的质量分数达到0.1%时，磨斑直径降低幅度最大，达35.6%，并具有很好的长效减摩性能。
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