NF C93-780-2-7*NF EN 61249-2-7:2002 印制電路板和其它互連結(jié)構(gòu)件用材料 第2-7部分：包覆和非包覆的增強(qiáng)基材 規(guī)定易燃性的環(huán)氧編織E型玻璃纖維層壓包銅薄板材（垂直燃燒試驗(yàn)）
Materials for printed boards and other interconnecting structures - Part 2-7 : reinforced base materials clad and unclad - Epoxide woven E-glass laminated sheet of defined flammability (vertical burning test), copper-clad