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1)  Water-free lubrication
无水润滑
2)  anhydrous calcium grease
无水钙基润滑脂
3)  without lubrication
无润滑
1.
Extruding without lubrication,we can eliminate some of the inwalled defect of extruding pipe effectively.
采用无润滑方式挤压铝合金管,可有效消除挤压管内表面常见的各种擦伤缺陷,得到内表面质量优良的管材。
4)  oilless lubrication
无油润滑
1.
Involved parameters was selected correctly in order to design reasonablely the oilless lubrication compressors.
为使全无油润滑压缩机设计合理,对涉及的参数进行了选取。
2.
A technology reform was made for the SW-3/7 oilless lubrication air compressor in order to solve its running malfunction.
为排除SW3/7型全无油润滑空压机运行中出现的故障,对其进行了改造。
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5)  no oil lubricated
无油润滑
1.
Sets up a model of no oil lubricated double whirlpools scroll air compressor,calculates the length of leak line of one cycle according to geometric theory of profile,analyzes the change of the leak line at work,the change of the leak line length varying with the crank corner,and the change of the leak amount varying with the discharge pressure and the crank corner.
建立了无油润滑双涡圈涡旋压缩机的泄漏模型,根据型线的几何理论计算了一个周期内泄漏线的长度,分析了在工作过程中泄漏线的变化,泄漏线长度随曲柄转角的变化,以及泄漏量随排气压力、曲柄转角的变化情况。
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6)  oil-free
无油润滑
1.
In this paper,factors affecting the life-span of oil-free compressor were analyzed.
无油润滑压缩机活塞环常处在干摩擦、高温、高载荷等恶劣工况下运行,它的使用寿命受到许多因素的影响。
2.
In this paper a method of predicting the life of an oil-free piston ring was given,and results revealed that the deviations of the predicted life and real life were all less than 5%.
提出了一种简捷有效的无油润滑压缩机活塞环寿命的预测方法,结果表明预测结果和实际的偏差均在5%以内。
3.
Compared with the scroll compressor lubricated with oil, the oil-free scroll compressor has different working process and leakage situation.
与有油润滑涡旋式压缩机相比 ,无油润滑涡旋式压缩机的工作过程尤其是泄漏情况有很大的不同。
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补充资料：极压润滑剂极压润滑
分子式：
CAS号：

性质： 具有防止滑动面破坏的各种润滑剂称为极压润滑剂。极压润滑剂一般都含有极压添加剂。极压齿轮油、极压润滑脂、切削油、轧钢油等都含有极压润滑剂。这种润滑剂用于处在重载(或高接触应力)、高速、高温下滑动摩擦表面的润滑称为极压润滑。极压润滑通常是通过极压添加剂与金属表面生成极压膜将两摩擦表面隔开，以降低摩擦系数、减缓磨损，达到润滑的目的。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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