http://www.3dportal.cn/discuz/viewthread.php?tid=233442&highlight=EN%2B10270 F8 k {1 R8 h8 L$ ?6 _徳文版的标准却标注成英文版7 ?7 e, z: `& O* @' B
DIN EN 10270-2-2001 Steel wire for mechanical springs[英], 让只懂中文和英文的我浪费了不少积分哪 ...& M$ ?( W/ H3 D) U+ k( T. d
wenjuanzhi2008 发表于 2011-6-30 18:26 http://www.3dportal.cn/discuz/images/common/back.gif