CEI EN IEC 62631-3-1:2023 固體絕緣材料的介電性能和電阻性能 第3-1部分:電阻性能的測定(直流法)體積電阻和體積電阻率通用方法
Dielectric and resistive properties of solid insulating materials Part 3-1: Determination of resistive properties (DC methods) - Volume resistance and volume resistivity - General method