表面比电阻，纺织材料导电性能指标之一。沿试样表面传导的直流电位差与该处单位宽度的表面电流之比，数值等于试样长度和宽度都等于1cm时的电阻值，单位为Ω。是直接影响材料静电衰减速度的主要原因。
介绍了在低电压条件下，测量织物表面比电阻的电流比法，并对测量中一些具体问题作了分析。
This paper studies the method measuring the unit area resistance of the Sabric superficies in condition of the low-voltage, and analysis some concrete instances.
湿度将使表面电阻率的测量结果比正常情况低一些。
Moisture will cause the surface resistivity measurements to be lower than normal.
其中，平板型电除尘器收尘极板表面存在场强和电流弱区，且处理高比电阻的尘粒时容易发生反电晕；
There exist weak zones of electric field and current density on the collecting plate when flat plate is used, and back corona tends to occur when the resistivity of particles is high.
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