workpiece surface

The displacement and absolute distance of a blacken workpiece surface were detected experimentally in the laboratory.

实际测量了发黑工件表面的位移和绝对距离.

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Finally through the variable grinding depth experiment, the contour analysis result is verified. The surface of the workpiece contour precision and the depth of hardening layer uniformity after processing are all improved.

最后通过变切深磨削轮廓实验验证了分析结果，加工后工件的表面轮廓平面度及淬硬层深度均匀性均得到改善。

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In machining parabolic shape workpiece, equidistant surface errors will be produced on the machined workpiece surface.

在抛物面加工中, 对工件的已加工表面上引起的等距面误差进行了理论分析和计算.

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To measure the straightness, erect the workpiece on the measuring block placed on the surface plate.

测量直线度时, 将工件竖放在放置于平板上的测量块上.

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This method applies only to open workpiece surface defect detection.

此法仅适用于检出工件表面开口缺陷.

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In the ohmic heating moment, the temperature of joint surface rises at first, and finally formed ellipse nugget within the workpiece.

在通电加热阶段工件贴合面部位的温度率先升高，最终在工件内部形成沿贴合面对称的椭圆形熔核。

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The grinding machine raises the precision of the workpiece and improves its surface finish.

磨床可以提高工件的精度与表面的光洁度.

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This article analyzes the change regularity of tool vibration and turface roughness on workpiece, and the relationship between vibraton and surface roughness to different cutting output in the finishing through cutting test.

本文通过切削试验，分析了在精加工条件下，对于不同的切削用量，刀具振动参量以及工件表面粗糙度变化的规律性，以及振动与表面粗糙度的关系。

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Comparing with common side hybrid laser-arc welding, coaxially combined laser beam and arc can provide a symmetrical circular thermal source on the workpiece surface, which is convenient for 3-D welding.

与目前常用的旁轴激光电弧复合焊相比，激光电弧同轴复合可以在工件表面提供对称热源，焊接质量不受焊接方向影响而适于三维焊接。

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Therefore, a semi-fixed abrasive machining method is proposed by Ultra-precision Machining Research Center of Zhejiang University of Technology to reduce or eliminate the surface defects caused by large abrasive grains and to improve the efficiency of precision or ultra-precision machining workpiece.

浙江工业大学超精密加工研究中心提出了一种半固着磨粒加工方法，可以降低甚至消除大颗粒造成的表面损伤，实现高效、精密加工。

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