In order to assure results correctness the requirement for system is that friction wear of metal pairs must be a little, even omitted.
测量系统要求金属配副磨损量应很小，甚至可以忽略，以确保结果的准确性。
No movement mechanism friction wear, the mechanical efficiency high, this is type compressor vortex than other air compressor greatly energy saving main reason.
无运动机构的磨擦磨损，机械效率高，这是涡旋式压缩机比其它空气压缩机大大节能的主要原因。
With graphite particle content increasing from 5% to 20%, wear weight-loss and friction coefficient of the composites are obviously declined, greatly improving wear resistance of the composites.
随着石墨颗粒含量从5%增加到20%，镁合金基复合材料的耐磨性得到明显的改善，磨损质量损失与摩擦系数都降低到较低水平。
Loose hole plating chromic layer by weight used in the sliding friction parts and heat resistance, corrosion, wear parts, such as internal combustion engine cylinder lumen, piston rings.
松孔镀铬层应用于受重压的滑动摩擦件及耐热、抗蚀、耐磨零件，如内燃机汽缸内腔、活塞环等。
Low friction-the coefficient of friction between the chip and tool should be low. This would allow for lower wear rates and better chip flow.
低摩擦系数—切屑与刀具间的摩擦系数应当较低。这会使磨损率较小及切屑流动更好。
This surface has extreme hardness (60 RC. ), excellent wear and corrosion resistance, and low coefficient of friction.
这表面有极高的硬度（60局。），耐磨性和耐腐蚀性，低摩擦系数。
However, in some application conditions, low hardness, big friction coefficient and poor wear resistance confine its extensive application in engineering.
然而，在某些应用条件下，钛合金的硬度低，摩擦系数大，耐磨性差。
While this contaminant layer is responsible for varying friction values, it plays a beneficial role by separating the wheel and rail surfaces, usually decreasing wear.
轮轨表面的污染层也会影响粘着系数的变化，它避免了轮轨表面直接接触，有利于减少磨损。
The effects of metal base content and NiCr alloy addition on hardness, friction coefficient and wear rate of the composites were studied.
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 great number of moving parts, the sliding friction, the reversal of direction at rapid intervals, and the mechanical shock involved all contribute to severe wear.
大量运动部件、滑动摩擦、极短时间内运动方向的变化以及机械冲击等都使摩损加剧。
According to the friction and wear experimental results of dry slide of carbon steel, this paper analyses the relationships between the wearing amount, types of carbon steel and load.
根据对碳素钢进行的干燥滑动摩擦磨损试验结果，对碳素钢的磨损量、磨损形态与载荷的关系加以分析。
The tube surface has extreme hardness (60 RC.), excellent wear and corrosion resistance, and low coefficient of friction.
管表面有极大的硬度(60钢筋混凝土。)，良好的耐磨性和耐腐蚀性，低摩擦系数。
Wear failure refers to the relative sliding friction between the surfaces causes the surface of the metal continue to wear their work arising from the failure.
磨损失效系指表面之间的相对滑动摩擦导致其工作表面金属不断磨损而产生的失效。
If grit is sharp anp irregular, the coefficient of friction, consumption of energy and wear speed will be greater.
尖锐的、不规则形状的磨粒，摩擦系数、能量消耗、磨损速度都较大。
The results show that the friction coefficient and wear rate decrease with the increase of the graphite content.
研究表明，随著石墨含量的增加，摩擦系数和磨损量减小。
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.
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。
The wear of friction wafers in main clutch features uneven radical distribution. In the operation of friction wafers, high local temperature and material softening are important reasons causing wear.
分析了主离合器摩擦片的磨损具有沿径向非均分布的特点，指出摩擦片在使用过程中，局部高温和材料软化是产生磨损的重要原因。
Laser cladding on titanium alloys can improve the surface properties, obtain the coatings with high hardness, good wear resistance and low friction coefficient.
在钛合金表面进行激光熔覆，可提高钛合金的表面性能，获得高硬度、耐磨性能好、低摩擦系数的熔覆层。
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.
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。
The number of rubber strip. The other, when the wiper wiper is not complete, can also purchase a wiper blade corrector, friction rubber parts and rain wiper blade, the irregular wear part corrected.
别的，当发现雨刮器刮水不完全时，也能够采购一种雨刮片修正器，夹着雨刮片的橡胶部位磨擦，使其不规则磨损的部分得到修正。
The friction and wear tests of the self lubricating bearing made of carbon fiber reinforced copper matrix composite materials are arranged by uniform design that can greatly reduce the test duration.
根据均匀设计原理，对碳纤维增强铜基复合材料的磨损试验参数予以科学排列，不仅减少了试验次数，而且提高了试验数据统计结果的可靠性。
By investigating the relations of hardness difference to wear rate, the best friction pair mate was ascertained.
研究了配副硬度差与磨损率的关系，根据这种关系确定了最佳配副组合。
The dry friction experiment showed that the wear resistance of the composite was greatly improved by electromagnetic stirring.
干滑动摩擦磨损实验表明：施加电磁搅拌后，复合材料的耐磨性能提高。
Experimental results show that POB reduces the friction coefficient and increases the wear resistance of PTFE.
结果表明，添加pob降低了PTFE的摩擦系数，提高了PTFE的耐磨性。
The aluminum alloy caterpillar track, the friction factor is small, pulls the piece to be smooth, sur - stainless steel wear-resisting frame.
铝合金链轨，磨擦系数小，拉片平顺，外加不锈钢耐磨边框。
The friction coefficient and wear resistance of compacted graphite cast iron brake shoes with phosphorous are systematically investigated in this paper.
本文对含磷蠕墨铸铁闸瓦的摩擦系数与耐磨性进行了系统的研究。
The results show that for these gases, the friction coefficients are lower and the wear quantities are higher in dry gases than those of in moist gases.
结果表明，对于上述三种气体，干燥时的摩擦系数小而磨损量大，加湿时的摩擦系数大而磨损量小。
The results show that for these gases, the friction coefficients are lower and the wear quantities are higher in dry gases than those of in moist gases.
结果表明，对于上述三种气体，干燥时的摩擦系数小而磨损量大，加湿时的摩擦系数大而磨损量小。
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