表面电阻率

This section details how to make surface and volume resistivity measurements with these test fixtures, as well as the Alternating Polarity and Alternating Voltage techniques for measuring resistivity.

本节详细介绍如何使用这些测试夹具来进行表面电阻率和体电阻率的测量，以及测量电阻率时使用的变换极性和变换电压的技术。

Volume and surface resistivity measurements are dependent on several factors.

体电阻率和表面电阻率的测量决定于几个因素。

5 Material type 材料类型 4.5.1 Antistatic Material: the material that used to prevent / inhibit the generation of the Triboelectric Charge; or the material that only generate less than 200V Triboelectric voltage; it has no requirement about surface resistivity and volume resistivity .

抗静电材料–能抑制摩擦生电的材料；摩擦电压在 200V 以下的材料；防静电材料没有表面电阻率或体积电阻率的要求。

TDE-85/DDS system is the suitable matrix for vapor as sisted resin transfer molding and the properties of GFRP equilibrium tube have e xceeded the technical-demands.

TDE-85/DDS体系完全符合VARTM工艺要求，其玻纤增强制品性能良好，马丁耐热为220℃，体积电阻率为2.4×108MΩm，表面电阻率为1.9×107MΩ。

In this bath, maleic acid was an inhibitor, when its concentration was kept at 20 mg/L, the deposition rate could reduce to 6.17μm/h, the content of nickel decreased to 1.74% and the resistivity was 7.51μΩ·cm; Potassium ferrocyanide inhibited deposition of copper, when its content was 0.5 ppm, the deposition rate decrease to 3.38μm/h, the content of nickel was 2.03%, the resistivity can reduced to 5.41μΩ·cm, the copper deposits also had higher (111) plane orientation. Thiourea was also an inhibitor in this system, when its concentration was kept at 0.8 ppm, the deposition rate was 4.72μm/h, the content of nickel in the film was 1.20%, the resistivity can reduced to 5.46μΩ·cm, at the same time, the deposition at (111) plane orientation become more favorable.

结果表明，马来酸在该体系中是抑制剂，当其浓度为20 mg/L时，镀速降为6.17μm/h，镀层镍含量降为1.74%，表面电阻率降为7.51μΩ·cm，铜层颗粒细小均匀，更有利于在(111)面上的结晶；亚铁氰化钾的加进可以明显降低镀，当其浓度为0.5 ppm时，镀速为3.38μm/h，镀层镍含量降为2.03%，表面电阻率降为5.41μΩ·cm，铜层颗粒细小均匀，(111)晶面衍射峰增强；硫脲在体系中也显示为抑制剂，当其浓度为0.8 ppm时，镀速降到4.72μm/h，镀层镍含量为1.20%，表面电阻率降为5.46μΩ·cm，形成的铜颗粒很小，同时(111)晶面衍射峰增强，有利于铜在(111)面上结晶。

Some of the applications that use this method include testing two terminal high resistance devices, measuring insulation resistance, and determining the volume and surface resistivity of insulating materials.

采用这种方法的应用工作包括测试两端高阻器件、测量绝缘电阻、确定绝缘材料的体电阻率和表面电阻率等。

Polyethylene has excellent volume resistivity and surface characteristics similar to polystyrene.

聚乙烯具有与聚苯乙烯类似的、极好的体电阻率和表面电阻率。

Humidity greatly affects the results of surface resistivity measurements and, to a lesser degree, volume resistivity measurements, as well.

湿度对表面电阻率测量有重大的影响，对体电阻率的测量也有影响，只是其程度要小一些。

However, because of ultra-high bulk resistivity and surface resistivity of PE and PP materials, the articles made of PP or PE have notorious static problem.

由于PE和PP具有极高的体积电阻率和表面电阻率而导致静电荷的积累，因此在使用中经常发生静电危害。

The results show that with the content of the synthetic compound increasing, the surface resistivity of PVC materials was decreased. When the content of the synthetic compound reached 4.5%, the surface resistivity of PVC materials was reduced below 3.0×108 ?.

结果表明：随合成长链季铵盐的添加量增大，PVC材料的表面电阻率降低，较小的添加量(4.5%)即可使材料的表面电阻率降低至3.0×108 Ω以下，达到了煤矿行业对高分子材料抗静电性能的要求。

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。