KS C IEC 60893-3-7-2015(2020) 电工用热固性树脂工业硬质层压板规范第3部分:单项材料规范第7页:聚酰亚胺树脂硬质层压板要求
Specification for industrial rigid laminated sheets based on thermosetting resins for electrical purposes-Part 3:Specifications for individual materials-Sheet 7:Requirements for rigid laminated sheets