Electric and optical fibre cables - Test methods for non-metallic materials - Part 502: Mechanical tests - Shrinkage test for insulations (IEC 60811-502:2012); German version EN 60811-502:2012
电缆和光缆.非金属材料的试验方法.第502部分:机械试验.绝缘收缩试验(IEC 60811-502-2012);德文版EN 60811-502:2012