表面粗糙度
- 网络Surface roughness;rms
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同时发现Al薄膜沉积时引入的杂质会对薄膜晶粒生长产生抑制作用,造成薄膜表面粗糙度降低,随着衬底温度升高,杂质更容易引入薄膜。
It is also found that the impurities introduced during film deposition will inhibit the grain growth and lead to RMS decrease . The impurities are more easily introduced when substrate temperature is high .
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SEM测量微细工件表面粗糙度的一种方法
The Use of SEM in Micro - Surface Roughness Measurements
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软X射线散射法检测超光滑表面粗糙度
The Roughness Measurement for Supersmoothed Surface by Using Soft X-ray Scattering Method
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在AutoCAD中标注表面粗糙度的简易方法
The simple method of labeling the surface roughness degree in AutoCAD
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因此,表面粗糙度三维评定标准中应优先选用Sq作为评定参数。
And S_q is recommended as the first evaluating parameter of 3-D surface roughness assessment .
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研究发现利用金刚石线锯切割大尺寸SiC晶体,可以得到低翘曲度、低表面粗糙度的晶片;
Low-warp and low-surface-roughness SiC wafers sliced by a diamond wire saw were obtained .
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但是对于表面粗糙度最高的陶瓷,由于Fe转移膜的物理吸附,出现了负磨损现象。
For ADZ ceramic whose surface roughness is the highest , negative wear of ADZ ceramic takes place due to steel transfer .
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采用三维评定方法、Sq作为评定参数研究了C/C复合材料切削表面粗糙度的影响因素。
The factors affecting the machined surface roughness of C / C composite is studied by 3-D evaluation method and S_q .
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减小SiO2光波导表面粗糙度的ICP干法刻蚀工艺研究
Improvement of ICP etching process for reducing the surface roughness of SiO_2 optical waveguides
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薄膜表面粗糙度随Ar工作压强和溅射功率的增大以及衬底温度的升高而增大。
The surface roughness of the thin films increases with increasing Ar working pressure , sputtering power and substrate temperature .
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水润滑下偶件表面粗糙度对PTFE复合材料摩擦学性能的影响
Effect of the Surface Roughness of Matching Material on Tribological Properties of PTFE Composites under Water Lubrication
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这种波导环的性能受Bus波导与环的间隙以及表面粗糙度影响很大,又给实际制作带来了另一挑战。
Moreover , its performance is greatly affected by the air gap between the bus waveguide and ring , as well as surface roughness , which creates new manufacturing challenge .
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提出在AutoCAD中尺寸界线上的表面粗糙度自动标注算法,开发了标注工具。
An automatic mark algorithm of surface roughness on extension lines in AutoCAD is put forward , and the mark tool is developed .
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借助于SEM对表面粗糙度、表面形貌进行了分析,得出超声珩磨明显优于普通珩磨。
On the analysis of roughness , topography of workpieces by means of SEM , ultrasonic vibration honing being better than non - vibration honing is derived .
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同时Cu膜表面粗糙度增加,也增加了NiFe膜与Cu膜的粘附强度。
At the same time the surface roughness of Cu film increases , consequently the adhesion strength NiFe films and Cu film increases .
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研究了在低温磁控溅射沉积TiN薄膜过程中,基体表面粗糙度对成膜过程以及摩擦学性能的影响。
The effects of substrate surface roughness on filming process and the tribological properties while depositing TiN films using low temperature magnetic sputtering approach , are studied .
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考虑实际微结构表面粗糙度对粘着特性的影响,利用表面力以及表征微尺度粘着弹性接触理论的粘着数对微机械中典型的微悬臂梁结构的剥离数(peelnumber)进行修正。
Considering the effect of surface roughness on the adhesion of microstructures , the surface force and adhesion parameter characterizing the micro-scale adhesive contact were used to modify the peel number .
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机械设计辅助软件的研制&AUTOCAD标注表面粗糙度和形位公差软件的开发和研究
The study of computer aided software on machine design & The development and research of software with Auto CAD in the putting of surface roughness symbols and tolerance for shape and position
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InSb抛光片表面粗糙度分析
The Analysis for Surface Roughness of InSb
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MC的存在,一方面,加大了机械剥蚀等力学因素引起的质量损失,增大了试样表面粗糙度,从而进一步加重了烧蚀;另一方面,MC具有降低碳的升华总量的效应。
The existence of MC aggravated not only the weight loss caused by mechanical peeling off but also the surface roughness of the samples .
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当通道表面粗糙度Ra为1.6μm时,模具危险点工作应力不会超过变形体流动应力的4.5倍。
The maximum stress on the die will not exceed 4.5 times of the flow stress , when channel surface roughness Ra is 1.6 μ m.
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借助于MATLAB软件,通过反复训练,建立了BP神经网络表面粗糙度预测模型,通过测试样本对预测结果进行了验证。
By means of MATLAB software , the BP ( Back Propagation ) neural network prediction model for surface roughness was established . And the prediction results were validated by test samples .
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本文针对表面粗糙度用HHT进行了分析,得出相应结论,对加工有一定的指导意义。
In this paper , HHT is used in the analysis of roughness , and the conclusion is helpful to machining .
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本文用半椭球凸出物模型计算了在SF6/N2和SF6/CO2中电极表面粗糙度对耐电强度的影响。
The effect of electrode surface roughness on breakdown in SF6 / N2 and SF6 / CO2 was computed using a hemi-ellipsoidal protrution model .
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建立了超声加工材料去除率和表面粗糙度的BP网络预测模型,为工程应用提供了参考依据。
So the precision of the model is further improved . Finally , the BP network model is used to predict material removal rate and surface roughness of ultrasonic machining and provide references for engineering applications .
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结果表明:对于成膜时间较短处于薄膜生长阶段的自组装分子膜,摩擦力随扫描速率的增加而增加,表面粗糙度参数Ra值随着扫描速率的增加而减小;
The results show that the friction force increases and surface roughness parameter Ra decreases with the scanning velocity decreasing for the self-assembled monolayers in the early growing stage .
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研究了金刚石薄膜成核面的表面粗糙度,Au电极与ZnO压电薄膜的接触特性以及ZnO压电薄膜的晶粒尺寸对紫外光探测器电学性能的影响。
The surface roughness of nucleation side of freestanding diamond film , the properties of Au contacts on ZnO films and effects of grain sizes on the electrical characteristics of photodetectors were discussed .
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结果表明,利用步进电机的扫描测量系统适用于在实验室中作高精度的表面粗糙度测量,而利用CCD阵列的测量系统适用于在光学制造中的在线检测。
The results show that the stepmotor scanning system is suitable to measure surface roughness in the laboratories , while the CCD array system is adequate to be applied to the on-line inspection of optical manufacturing .
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介绍了几种在AutoCAD软件平台上标注、修改工程图样中技术要求的方法与技巧,通过这些技术可方便、准确地标注表面粗糙度、形位公差、尺寸公差。
This paper introduces several methods to mark and modify the technological requirement in engineering drawing based on AutoCAD . These methods can mark surface roughness 、 geometric tolerance and dimension tolerance conveniently and accurately .
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报道了不同磨削表面粗糙度,PVD-TiN涂层,盐浴炉和直空炉热处理,以及氮化等不同表面状态抗弯试样的抗弯强度数据,并作了相应的解释。
The bending strengths of specimens with different surface roughness produced by PVD-TiN coating , salt bath and Vacuum furnace heat treatment and nitriding treatment are reported , some comments are given .