KS C IEC 60893-3-3-2023 绝缘材料 电气用热固性树脂工业刚性层压板 第3-3部分:单个材料的规范 三聚氰胺树脂刚性层压板的要求
Insulating materials — Industrial rigid laminated sheets based on thermosetting resins for electrical purposes — Part 3-3: Specifications for individual materials — Requirement for rigid laminated sheets based on melamine resins