DIN EN 62631-3-2-2016 固体绝缘材料的介电和电阻特性.电阻特性的测定(直流方法).表面电阻和表面电阻率(IEC 62631-3-2-2015).德文版本EN 62631-3-2-2016
Dielectric and resistive properties of solid insulating materials - Part 3-2: Determination of resistive properties (DC Methods) - Surface resistance and surface resistivity (IEC 62631-3-2:2015); German version EN 62631-3-2:2016