precision-machined surface

For a long time, homogeneous ocean surface temperature has been successfully retrieved with multi-window algorithm, while the land surface temperature could not reach the same precision for the low spatial resolution and the inhomogeneous surface.

近年来人们使用劈窗算法对均一的海面温度的反演很成功，但是受空间分辨率的限制以及陆面的不均一性，陆面温度的反演一直是一个没有解决好的问题。

The high precision two-dimensional stage is very significant in the field of surface topography measurement, precision machining, Micro-Electro-Mechanical system, Biomedical Engineering and IC/ MIMS manufacturing.

在表面形貌测量、精密加工、微机电控制系统、生物医学工程以及芯片光刻与封装技术中，高精度的XY二维位移运动工作台具有重要的意义。

Processing Precision Analysis on Stopcock Sealing Surface THE STUDY OF FLOCKING COATING FOR AUTOMOBILE SEALANT STRIP

旋塞阀密封面加工精度分析汽车密封条绒面涂料的研制

During precision machining process, some methods of on-line measuring temperature for revolving curved surface of non-same temperature were described such as infrared thermometry, CCD, contact measurement of infrared signal, temperature-sensing capacitance and eddy wastage.

精密加工过程中旋转曲面温度在线监测的方法有：红外测温仪测温、CCD热像仪测温、红外传送信号的接触测量、温敏电容及涡流损耗测温。

However, it is very challenging to obtain a super smooth surface for high precision optical telescopes due to the intrinsic defects of SiC.

但是，由于碳化硅材料的固有缺陷，很难获得超光滑表面以满足高精度光学望远镜的要求。

The ultra-precision lathe is extensive used in machining aspheric surface and ultra-smooth surface.

超精密 车床在非球曲面以及超光滑表面的加工中具有广泛应用.

Analysis on some factors influencing surface quality nanoscale ultra-precision cutting

纳米级超精密切削表面粗糙度若干影响因素分析

Currently in China, the quality inspection methods for the inner surface of a brake master cylinder used by domestic manufacturers mainly focus on direct visual observation and mechanical measurement, which leads to low efficiency and precision, and a lack of unified standards as well.

目前国内生产厂家对制动主缸内表面质量的检测，主要采用肉眼直接观察或机械式测量法，检测效率低、精度差、没有统一的规范标准。

Taking for example auto-detection of surface defects of E-shape magnetic tach, this paper analyzes the characters of product surface images. An adaptive image segmentation algorithm based on information of gradient-histogram is presented to improve detection precision of product surface defects and reduce the cost.

为了提高产品表面缺陷检测精度并降低检测成本，文章以E型磁环表面缺陷的自动检测为例，分析了产品表面图像的特征，提出了一种利用梯度直方图信息的图像自适应阈值分割算法。

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。