表面电阻率

Referring to related newly developed methods abroad,in the paper, the expressions of frequency domain apparent resistivity and its numerical calculating formulae of electromagnetic field of vertical magnetic dipole source for the surface of horizontally layered media have been obtained.

该文参考国外最新发展的方法，求取了水平层状介质表面上垂直磁偶极源电磁场的频域视电阻率表达式及其数值计算公式，并用自编程序计算了几种典型地电断面的视电阻率曲线，以说明这种方法的有效

The results indicate that the bottom surfacetemperature increases as current density, thermal conductivity, specific electric resistance and steelmaking temperatureincrease, and decreases as the bottom thickness and the heat change coefficient on boundary between shell and air increase.

揭示出底表面温度随电流密度、材料热导率、电阻率及炼钢温度增加而增加，随传热系数和底厚度增加而降低的关系。

Employing the GREEN theorem, the boundary integral equations for solving the ground surface potential are derived for the first time, both for one object underground and for complicated geological structure.

利用格林公式首次推导出了单一目标体和复杂地质结构两种情况下直流电阻率正演模拟中求解表面电位的边界积分方程。

It was found that the resistivity of the TiO2, thin films deposited on Ti and Ti substrates increased non-linearly with the increase of the thickness of the films and varied in the range from conductor or semiconductor to nonconductor, respectively. The conducting layer thickness of the films deposited on different substarte materials is different and the films deposited on glass are nonconductors.

结果表明，沈积在Ti和Si基底上的TiO2薄膜的电阻率随著膜厚的增加而非线性增大，分别经历了导体、半导体到绝缘体或半导体到绝缘体的电阻率范围的变化过程， TiO2薄膜导电层厚度也不相同，沈积在玻璃表面TiO2薄膜为绝缘体。

The influence of sputtering pressure on structure character,morphology,overpotential,resistivity and growth rate was studied.

采用对靶直流磁控溅射设备制备镍铁氧化物催化薄膜，研究了溅射气压与催化薄膜的结构、表面形貌、过电位、电阻率及生长速率之间的关系。

X-ray diffraction was used to analyze the crystal structure and the field-emission scanning electron microscopy inspected the surface and cross-sectional morphology. X-ray photoelectron spectroscopy is used to determine the film composition. The optical transmittance, electric resistance, Hall Effect, and Seebeck coefficient were measured. It was found in XRD patterns that all samples possess In2O3 structure.

在特性量测方面，分别以X光绕射分析其晶体结构，场发射扫瞄式电子显微镜分析其表面及断面型态，以X光电子能谱分析仪分析薄膜成份，并搭配光穿透率、电阻率、霍尔效应及Seebeck系数等特性分析，探讨经热处理之后薄膜的热电特性变化。

The finite element method was applied to calculate the potential distribution and current distribution on a cathodically protected steel pipe pile. In the calculations, the pipe pile, includion both the submerged and buried sections, was considered as a whole.

把钢管桩作为一个整体，用有限元法计算了几种条件下的电位分布和电流分布情况，讨论了水的电阻率、表面涂层、阳极与钢管桩的距离以及阳极长度等因素对电位分布的影响。

The charcoal of rice straw was composed of irregular slices and could be compacted tightly. Rice hull charcoal was full of strumae,which was hard to compact,and probably it was the main reason for the higher electrical resistivity.

cm。在 900。℃以上时，焦炭微观结构与温度关系不大，而随秸秆种类不同而差异较大；稻秆焦炭外表面为层叠的不规则薄片；稻壳焦炭外表面为规律排列的瘤状凸起结构，这使得其在一定压力下难以紧密压实，增大了体积电阻率。

The definitions of electrical transmissivity and surface resistance, the testing results and analyses are given.

给出了透波率和表面电阻的定义、测试结果以及对结果的分析；在此基础上，得出了相关结论。

Results show the sheet resistivity and surface roughness were improved, whereas the optical transmittance was slightly deteriorated.

研究结果显示，Ni金属堪入的ITO膜可以有效降低ITO片电阻率、表面粗糙度，在透光率方面虽有下降，但降幅不会很大。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。