IEC 62631-3-11: 2018 - دانلود فایل
دانلود فایل IEC 62631-3-11: 2018IEC 62631Dielectric and resistive properties of solid insulating materialsPart
دانلود فایل IEC 62631-3-11: 2018IEC 62631Dielectric and resistive properties of solid insulating materialsPart 3-11: Determination of resistive properties (DC methods) – Volumeresistance and volume resistivity – Method for impregnation and coatingmaterials201828 صفحه pdf ...