购买标准后,可去我的标准下载或阅读
IEC 61249-2-21:2003 EN-FR
Materials for printed boards and other interconnecting structures - Part 2-21: Reinforced base materials, clad and unclad - Non-halogenated epoxide woven E-glass reinforced laminated sheets of defined flammability (vertical burning test), copper-clad
现行
发布日期 :
2003-11-12
实施日期 :
IEC 60068-2-21:2006 EN-FR
Environmental testing - Part 2-21: Tests - Test U: Robustness of terminations and integral mounting devices
REVISED
发布日期 :
2006-06-22
实施日期 :