兑水 发表于 2009-11-3 21:09:38

ASTM E 989-2006 撞击缓冲等级(IIC)测定的分类

E989-89(1999) Standard Classification for Determination of Impact Insulation Class (IIC)
页: [1]
查看完整版本: ASTM E 989-2006 撞击缓冲等级(IIC)测定的分类