KS C IEC 61249-2-2-2022 印制板和其他互连结构用材料第2-2部分:覆层和非覆层增强基材覆铜高电气级酚醛纤维素纸增强层压板
Materials for printed boards and other interconnecting structures —Part 2-2: Reinforced base materials, clad and unclad —Phenolic cellulose paper reinforced laminated sheets,high electrical grade, cop