查询词典 roughness

The increased interfacial roughness can enhance photocurrent and efficiency of the device.

表面粗糙度的增加将增强入射光在界面处的反射作用，增强入射光在激活层中的吸收，进而提高器件的光电流和转换效率。

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 plane shape of triangle block was given in this test, then theoretically the main influencing factors on roughness of quincunx-pasted triangle blocks were as following: thickness, lateral distance,...

通过水槽均匀流试验，计算得出了不同粘贴方向、不同三角块厚度、不同布置间距和不同水深条件下若干种粘贴方案加糙糙率大小。

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。

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。

Finally, some properties of rough set in quotient group are given and proved. The fourth chapter is the Roughness of Ring based on Ideal, a rough subring with respect to a ideal of a ring is discussed, and some properties of the lower and the upper approximations in a ring are studied.

最后，在商群中讨论了粗糙集的一些性质，并给出这些结论的严格证明；第四章是基于理想的环的粗糙，对一个环的子集关于理想的粗糙近似子环作了探讨，并研究了一个环的上、下近似的性质。

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。

The method of white noise simulation on road roughness based on rational function is analyzed with its disadvantages pointed out.

对基于有理函数的路面不平度白噪声激励模拟方法进行了分析，指出了该方法存在的不足。

Using the Matlab/Simulink program package, a time domain model of road roughness based on rational function is found and simulated.

采用Matlab/Simulink软件建立了基于有理函数的路面不平度时域模型，并进行了仿真。

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。