QCT 797-2008 汽车塑料件、橡胶件和热塑性弹性体件的材料标识和标记.rar (767.01 KB)
JTT 306-2007 汽车节油产品使用技术条件.rar (313.58 KB)
|手机版|小黑屋|Archiver|汽车工程师之家
( 渝ICP备18012993号-1 )
GMT+8, 22-4-2026 08:45 , Processed in 0.225596 second(s), 20 queries .
Powered by Discuz! X3.5
© 2001-2013 Comsenz Inc.