Insulating Materials - Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposes - Part 2: Methods of test (IEC 61212-2:2006); German version EN 61212-2:2006
绝缘材料.电气用热固性树脂基工业硬质圆形层压管和棒.第2部分:试验方法(IEC 61212-2-2006);德文版EN 61212-2:2006