导电率

By analyzing the educt and oxide of 〓 powder and BN powder, it is foundthat residual inside the composite is the main cause for the deliquescence of thecomposite and that the boron oxide mainly comes from the BN.

添加烧结助剂，既有效地促进了样品中导电网络的构成，又对〓-BN复相导电陶瓷的电阻率产生很大影响，而且〓配比越接近渗流阀值，烧结助剂的影响越大。

This article introduces some petrophysical study achievements of oil/gas-bearing formation log interpretation in recent 10 years:(1) The formation of low-resistivity pay zones in Bohai Bay is due to the fact that sea-water drilling mud invaded into oil/gas-bearing formation; Complex dual pore texture of pay zones with high average water saturation and additional conductivity of the clay minerals.

介绍了近10年来油气层测井评价方面的岩石物理研究成果：①渤海湾地区低电阻油层形成机理有：滩海地区海水钻井液在低幅度油气藏背景下深侵入，使油层视电阻率成倍下降；油层具有复杂的双组孔隙系统，平均含水饱和度高使电阻率变低；油层的黏土矿物附加导电现象造成低电阻。

The results showed that the light-colored compound conductive powder exhibit hoariness of the colour , resistant rate to 35.cm , small crystallite sizes about 0.04 mm ,the electric substance of wrap sizes about nanometer and posses the nice disperse and stability .

2得到的浅色复合导电粉末外观颜色为浅灰白，平均粒径小于0.04mm，电阻率低，可达35Ω。cm左右；包覆的导电物质分布均匀、颗粒细小、为纳米级晶粒；分散性和稳定性也比较好。

First SnCl2·2H2O and SbCl3 were dissolved with ethyl alcohol respectively,then nesa coatings were prepared with different ratio of Sb/Sn sols by different methods as such dipping-coating,spraying and spinning .

将SnCl2.2H2O和SbCl3分别溶解于乙醇中，搅拌至完全溶解，以不同的Sb/Sb混合制备得到溶胶后，分别采用浸渍提拉、喷涂、旋涂工艺制备透明导电膜，并考察了不同制备工艺及热处理温度对膜的厚度、薄膜方块电阻以及对薄膜透光率的影响，运用XRD、SEM、TEM对所制备的透明导电膜进行了分析表征。

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 relationship of the content of acetylene black to the articulation of the veins in the anti-static terrazzo has been researched in the text; the relationship of the content of acetylene black to the electrical conductivity of anti-static terrazzo is also presented in this paper.

课题研究了在选择乙炔碳黑作为导电填料时，乙炔碳黑加入量与水磨石纹路清晰程度的关系，并着重研究了其加入量与体积电阻率的关系，探讨了不同的乙炔碳黑添加量对水磨石纹抗静电地板导电性能的变化规律。

Focused on the above two problems, the authors applied 2D finite cell numerical modeling to simulating the influence of the static effect on the TE, TM polarized apparent resistivity curves and the vertical resolution of conductive folia.

研究表明：TM模式视电阻率受静态影响严重，TE模式视电阻率对深部地质体的反映优于TM模式；TM极化模式放大了横向上不同电性体的电性差别，在山区找水中对断层反映敏感；AMT对导电薄层的垂向分辨力与围岩的电阻率比值有关，加密点距，并不能提高垂向分辨率。

The percolative behavior of prepared HDPE/GN composites had been investigated.

GN的含量与HDPE/GN导电复合材料电阻率之间的关系符合渗滤导电方程。

The relevant experiments illustrates A.C. power is more suitable for deicing or snow-melting than D.C. Silica fume can improve the dispersion of carbon fibers and then reduce the electrical resistivity of carbon fiber cementious composites. At a certain volume content, when the ratio of cement, sand and stone is l:l:2, the properties of the CFRC is the best on the whole.

大量实验研究发现：采用交流电是碳纤维导电混凝土用于融雪化冰时的最佳电源选择；采用硅灰能较好地提高碳纤维在基体中的分散性，有效降低碳纤维水泥基复合材料的电阻率；并在现有的级配比实验中发现了具有最好综合性能的配比，即在相同的纤维体积含量的情况下，导电混凝土的具有最好综合性能的配比是水泥、砂子、石子的重量比为1：1：2。

The bulk resistivity of the conductive polyethylene composite was 0.2 Ω·cm.The tensile strength was 47.6 MPa and the percent elongation at break was 1.6%.The conductive composite was solution impermeable and corrosion resistant.The SEM micrograph indic...

结果表明，聚乙烯复合导电塑料的体积电阻率达到0.2Ω。cm，拉伸强度为47.6 MPa，断裂伸长率1.6%，同时具有不渗液、耐腐蚀等特性，SEM观察表明，聚乙烯复合导电塑料中形成了导电网络，适合用作钒电池的集流体。

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。