Draft Document - Electric and optical fibre cables - Test methods for non-metallic materials - Part 509: Mechanical tests - Test for resistance of insulations and sheaths to cracking (heat shock test) (IEC 20/1523/CD:2014)
文件草稿-电缆和光缆-非金属材料试验方法-第509部分:机械试验-绝缘和护套耐开裂性试验(热冲击试验)(IEC 20/1523/CD:2014)