本文讨论了性能上的变化，特别是在改进耐摩擦性和大量减少磨损时的性能变化，这种改进是通过在PA66中添加芳胺纤维达到的。
This article discusses the changes in properties, in particular with regard to frictional resistance and the enormous reduction in wear, which can be achieved by adding aramid to PA66.
研究了金属基体及其中镍铬合金的含量对复合材料的硬度、摩擦系数和磨损率的影响。
The effects of metal base content and NiCr alloy addition on hardness, friction coefficient and wear rate of the composites were studied.
阐述液压盘式制动器的制动原理和关键参数设计，并介绍摩擦片与制动盘在使用中磨损间隙的自动调整。
This article introduces the braking mechanism and main specifications of the brake and the automatic adjustment of wear-out clearance between the friction lining and brake disk.
研究表明，随著石墨含量的增加，摩擦系数和磨损量减小。
The results show that the friction coefficient and wear rate decrease with the increase of the graphite content.
低密度石墨的摩擦系数和体积磨损量比高密度石墨材料高。
The low density graphite gets higher friction coefficient and bulk worn loss than the high density graphite.
比较P01和P02的结果发现，虽然P 01试样的摩擦系数总体稍低，但磨损量较大，显示了P 01对湿度的敏感性稍大。
The comparison of the results of P01 and P02 showed that P01 had slightly lower coefficient of friction, but its wear was larger, indicating its larger humidity sensitivity.
装机试验表明，所研制摩擦片磨损总量最小，耐磨性能和使用寿命在正常使用或离合器打滑情况下优于石棉摩擦片。
Test show that wear loss of developed friction disk is less, anti - abrasion properties and employment lifespan is superior to that of asbestos friction disk either in normal or sliding case.
本文介绍了用磨损状态的监控诊断摩擦学问题，包括：什么是摩损状态的监控，为什么要应用磨损状态的监控和磨损状态监控的方法。
This paper depicts to diagnose tribology problems with the wear monitoring, involving: what the wear monitoring is, why we should apply it and the wear monitoring methods.
利用球盘磨损试验机和电化学综合测试仪研究了IBED膜层的摩擦学性能和电化学腐蚀特性。
The wear resistance and electrochemical corrosion properties of IBED coatings were investigated with ball-on-disk wear tester and electrochemical equipment, respectively.
在干滑动摩擦过程中，磨损机制主要为氧化磨损和粘着磨损。
The wear mechanisms during dry sliding process are oxidation wear and adhesive wear.
研究了铝合金及不同成分复合材料在不同温度及载荷下的摩擦系数和磨损率；
The friction coefficients and wear rates of the aluminum alloy and composites reinforced with ceramics of different volume fractions were measured at various temperatures and loads.
干滑动摩擦磨损率随磨损滑移距离的增加先增加而后逐渐降低，磨损机制主要为粘着磨损和氧化磨损。
The wear rate initially increases and then decreases with sliding distance increasing in all tested materials, wear mechanism during dry sliding process is oxidation wear and adhesive wear.
双疏表面在油介质中的摩擦系数和磨损量最小，在海水中的摩擦系数小于水，磨损量大于水。
The friction coefficient of amphiphobic surface in seawater is smaller than that in water while the wear loss of the former is bigger.
涂层在较大的P、V值范围内与各类配副均具有极低的摩擦系数和磨损量以及很高的尺寸稳定性；长期工作过程中，涂层未出现任何破坏现象。
Under a wide range of P and V value, there are very low friction coefficient and wear, high dimensional stability for coating-metal pairs and no any damage during the test of nylon coating.
根据摩擦学原理，采用动态磨损模拟试验和表面微观分析研究的方法和技术，对气门动态磨损特性进行了系统的试验研究。
The wear properties of valve are systemically investigated by using dynamic simulation testing and surface microscopic analysis techniques based on principle of tribology.
根据摩擦学原理，采用动态磨损模拟试验和表面微观分析研究的方法和技术，对气门动态磨损特性进行了系统的试验研究。
The wear properties of valve are systemically investigated by using dynamic simulation testing and surface microscopic analysis techniques based on principle of tribology.
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