Amendment 1 - Insulating materials - Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 3-7: Specifications for individual materials - Requirements for rigid laminated sheets based on polyimide resins
修改件1.绝缘材料.电气用热固性树脂工业硬质层压板.第3-7部分:单项材料规范.聚酰亚胺树脂硬质层压板的要求