GB/T 31838.4-2019固体绝缘材料介电和电阻特性第4部分:电阻特性(DC方法)绝缘电阻国家标准
英文:Solid insulating materials—Dielectric and resistive properties—Part 4: Resistive properties (DC methods)—Insulation r...
英文:Solid insulating materials—Dielectric and resistive properties—Part 4: Resistive properties (DC methods)—Insulation r...