较详细地介绍了化学电源用隔膜电阻的两种测试方法——相对电阻率法和面积电阻法，两种测试方法的原理、使用仪器及测试线路、测试步骤等。
The definition of resistance for separators used in electrochemical power sources and two approaches to determine the resistance with unit Q cm2(fi, )and K (resistivity of separator vs.
研究发现，随着复合材料中石墨含量的增多，材料的相对密度、布氏硬度值降低，电阻率升高。
The results showed that the relative density and Brinell hardness decreased while the electrical resistivity increased with the increase of graphite content.
在同等阳离子交换容量变化时，饱和高矿化度水的岩石电阻率降低值相对大。
When the equal amount of cation exchange changes, the reduced value of the rock resistance which has high salinity water is big in contrast.
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