粗糙度

The nitrogen content in terms of atomic percentage under different conditions was identified by X-ray photoelectron spectra.

同时用X射线光电子能谱确定了不同条件下薄膜中N原子的百分比，用原子力显微镜对薄膜的表面粗糙度及表面形貌进行了测量和表征。

Measurement of plane grinding surface roughness based on machine vision.

基于机器视觉的平磨表面粗糙度检测。

The design, based on tolerance Plectrum size, shape and position tolerances, surface roughness, technical requirements, workpiece material, rough type, heat treatment and surface protection requirements of the design process.

本设计中，根据法兰盘尺寸公差、形状和位置公差、表面粗糙度、技术要求、工件材料、等要求来设计夹具过程。

The author studies the voltage and current waves in the ap plication of transmitting wire theory.

本文对电火花微精加工机理进行了理论分析，着重分析在窄脉宽、小间隙条件下的一些特殊现象，探索限制进一步降低表面粗糙度的诸工艺因素。

Analysis of affecting factors on surface roughness measurement based on polychromatic speckle elongation.

基于多色散斑延长效应的表面粗糙度测量及影响因素分析。

The method of reading the line, arc, spine, tolerances, surface roughness and full messages of the part from DXF file generated by AutoCAD is mainly introduced. Based on the study of DXF, a program interface is developed, by which the data can be shared among different CAD systems. According to the different Characters, the respective tool paths are designed. And by a machine configure file, the General postposition process is deal with. On the research of thegeneral simulation technology that is based on the NC codes. By analyzing the characteristics of the CNC system and the NC codes, a set of general simulation interface is developed.

本文主要介绍如何从AutoCAD生成的DXF文件中读取直线、圆弧、样条曲线、尺寸公差、表面粗糙度等信息及零件的全局信息，结合回转体零件的特点，通过对应用广泛的DXF的深入分析，建立了与不同CAD系统实现数据共享的编程接口；根据零件的不同加工特征提出了相应的走刀路线，并通过机床配置文件，初步实现了通用后置处理；研究了数控系统和NC代码的特点，建立了仿真通用接口，并提出代码翻译地基本思路。

It is discussed how to eliminate the system error of the optical profiler to measure the supersmooth optical surface.

讨论了如何确定及消除光学轮廓仪的系统误差，进而测定超光滑光学表面粗糙度的方法及结果。

This requires Film thickness in the order of four or more times greater than the average surface finish values of the ball and raceway.

这要求油膜的厚度要比滚珠和滚道的金属表面粗糙度厚4倍，甚至更多。

The ECM productivity of inner ratchet wheel is very high. Cathode piece is machined easily using WEDM. Its dimension is nicety. Cathode is not worn down in process,so a piece of cathode can be repeat used to machining tens or several hundred parts. The surface quality of inner ratchet wheel being machined is nice. There is no burr in the surface. Its surface roughness can reach Ra1.6μm.Its ...

应用电化学加工技术加工内棘轮，生产率很高；采用线切割加工片状工具阴极，制作方便、尺寸准确；加工过程中工具阴极无损耗，一片阴极可以重复加工几十至几百个零件；加工出的内棘轮表面质量好，无飞边毛刺，表面粗糙度可达Ra1.6 μm ；加工精度较高。

This paper studies the test of the dry reaming technology by applying ultrasonic vibration to the reamer.

通过将超声波能量施于铰刀，使其以超声频振动进行干式铰孔的工艺方法，试验研究超声波激振干式铰孔对加工精度、表面粗糙度的影响规

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。