surface abrasion

By Make experiment of plunger case surface abrasion hardness, in the last, adopt high strength engineering plastic to act as anti-abrasive material, make the success, get great result.

通过对柱塞的表面耐磨层进行各种试验，最后采用了高强度工程塑料进行压注试验，取得了成功，效果显著。

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Surface Abrasion Resistance Heat treatment of Titanium and Titanium Alloys

钛及钛合金表面耐磨热处理

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The morphology of abrasion surface and the mechanism of abrasion breaking are investigated by TEM, SEM.

借助于TEM 、 SEM及红外光谱研究了磨损表面的微观形貌及磨耗的断裂力学机理.

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Problems: The primary stress to which the surface of the mould is exposed are thermal shock, abrasion and chemical reactions between the liquid alloy and the iron in the steel mould.

问题：压铸模具表面主要面临的问题有热冲击、磨损、液态合金与模具钢的化学反应等。

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The movement locus and its effects on surface quality, productivity, and the abrasion uniformity of the abrasive disk were analyzed.

接着分析行星式平面研磨机的运动轨迹及其对加工表面质量、研磨效率、研磨盘磨损均匀性的影响；

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We used wood tar as a blending agent to produce shaped activated carbon and the abrasion resistance of it is larger than 85%; the BET surface area is 1577.55m2/g.

其中定型颗粒活性炭是用木焦油为粘合剂，最终产品的强度在85%以上，比表面积为1577.55m~2／g；

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Reasons in bad abrasion resistance and short service life of spinning top roller in polyurethane corn-spun spinning production are analyzed. Top roller hardness& surface treatment choosing in spinning polyurethane corn-spun yarn and maintenance method of top roller are introduced.

对氨纶包芯纱纺纱生产中细纱胶辊耐磨性差、使用寿命短的原因进行了分析，介绍了氨纶包芯纱用细纱胶辊硬度及表面处理的选择以及胶辊的使用保养方法。

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The paper describes in detail the method of improving this carbon brush system, comprising modification design, slip-ring surface abrasion treatment, contact bar-carbon brush, and so on.

就浙江省玉溪水电站滑环碳刷系统改进的方法做了详细介绍，包括：碳刷改型设计、滑环表面磨损处理、汇流排和碳刷握的改进。

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The electric contact abrasion properties on the strips of metal impregnation carbon clad in Al alloy were systematically studied under different test conditions including various slide speed, contact pressure, test current and wire surface unevenness.

在各种试验条件下（包括不同的滑动速度、接触压力、受流电流和接触导线表面不平度等参数），对铝包覆浸金属碳滑板材料进行了较为全面的试验研究。

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Nano-additive of lubricating can decrease friction factor and repair surface abrasion.

纳米润滑添加剂可以降低摩擦系数,对磨损表面具有一定的修复功能.

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