EN 61249-2-5-2003 印制板和其它互连结构用材料.第2-5部分:包覆和未包覆增强基材.阻燃型(垂直燃烧试验)覆铜溴化环氧纤维素纸增强芯/编织的E型玻璃增强表面层压板
Materials for printed boards and other interconnecting structures Part 2-5: Reinforced base materials, clad and unclad - Brominated epoxide cellulose paper reinforced core / woven E-glass reinforced surfaces laminated sheets of defined flammability (verti