ASTM A 228/A 228M-02 Standard Specification , Music Spring Quality

admin · 发表于 2010-8-10 08:01:23

ASTM A 228/A 228M-02 Standard Specification for Steel Wire, Music Spring Quality

This standard is issued under the fixed designation A 228/A 228M; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.A superscript epsilon (e) indicates an editorial change since the last revision or reapproval.

游客，如果您要查看本帖隐藏内容请回复

becky · 发表于 2010-11-10 18:58:27

请问我刚购买了, 要怎样才能下载啊?

becky · 发表于 2010-11-10 19:00:58

OK了~~ 谢谢!

Iriszhang19 · 发表于 2011-9-13 14:38:45

很有用，谢谢分享

interant · 发表于 2013-1-14 16:49:50

大家来交流下呗

zengjj · 发表于 2013-2-25 16:14:27

不错的东西持续关注！

interant · 发表于 2013-11-8 16:37:52

支持楼主支持楼主支持楼主！

sarah88 · 发表于 2013-11-26 17:29:44

我真是不会写的呀

帐号		自动登录	找回密码
密码			注册