NF C26-183-7*NF EN 60893-3-7:2004 绝缘材料 电工用热固性树脂基工业硬质层压薄板 第3-7部分:专用材料规范 聚酰亚胺树脂基硬质层压薄板的要求
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