采用超精加工的镀铬光轴，增强耐磨性和平稳性；
Strong at abrasion by adopting super-finished Cr-coated shaft.
并还将通过预研和技改，建成国内最先进的超精加工技术系统。
They will build the most advanced technology system of ultra precision machining by pre-research and technology transformation in their country.
通过试验，证实了经超精加工后的表面质量有所提高，相应也增加了零件的使用寿命。
Through experimentation and test, the surface quality of the machined pieces raised, while the service life of the pieces prolonged.
研究了电化学机械加工轴承滚道的表面特性，并同传统超精加工进行了系统的分析比较。
The surface characteristic of the raceway of bearing after electrochemical mechanical machining(ECMM) is measured and analyzed.
同时指出了为确保满足超精加工工艺要求所采用的一系列行之有效的硬、软件抗干扰措施。
In addition, a series of resisting disturbance methods adopted in software and hardware in order to ensure meeting the requirement of superfinishing technique were pointed.
不同表面质量的连杆盐雾试验对比表明：镀前对汽车减振器连杆进行表面超精加工可显著提高连杆的耐蚀性。
The salt spray test results of piston rods with different surface qualities showed that superfinish process of piston rods before plating can improve corrosion-resistance of piston rods significantly.
液压转向机对齿条杆部表面有很高的耐磨、储油、封存要求，为此需要一套表面超精加工工艺及加工参数设定。
Requirements for hydraulic steering rack cylinder are very high, the rack cylinder should be durable, lubricants preservable and of seal. So, finish machining and parameter-set are necessary.
文摘：液压转向机对齿条杆部表面有很高的耐磨、储油、封存要求，为此需要一套表面超精加工工艺及加工参数设定。
Abstract: requirements for hydraulic steering rack cylinder are very high the rack cylinder should be durable lubricants preservable and of seal. So finish machining and parameter-set are necessary.
超精加工机床辊子装置的计算都具有近似性，很难估算计算误差，讨论了无心超精加工机床加工外凸滚子成形时机床辊子的解析解。
Since with common calculation method, the calculated value of feeder shaping roller of ultra-accuracy grinder is approximate, it is hard to estimate its calculation error.
所述空心齿轮、所述两个或更多行星齿轮以及所述太阳轮中的一个或多个包括多个被超精加工至0.25微米或更小的最终表面粗糙度的轮齿4。
One or more of the hollow wheel gear, two or more planet gears, and sun gear comprise a plurality of teeth 4 that have been superfinished to a final surface roughness of 0.25 micron or less.
所述空心齿轮、所述两个或更多行星齿轮以及所述太阳轮中的一个或多个包括多个被超精加工至0.25微米或更小的最终表面粗糙度的轮齿4。
One or more of the hollow wheel gear, two or more planet gears, and sun gear comprise a plurality of teeth 4 that have been superfinished to a final surface roughness of 0.25 micron or less.
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