|
2180| 6
|
[研讨] 卷材涂料背漆用环氧树脂的必要性 纯聚酯做是否可行? 讨论讨论。。。 |
|
20普通分
| ||
| ||
| ||
| ||
| ||
|联系我们|Archiver|手机版|小黑屋|联众涂料网
( 沪ICP备11020344号-1 )
GMT+8, 2025-11-6 10:41 , Processed in 0.124466 second(s), 28 queries .
Powered by Discuz! X3.1
© 2001-2013 Comsenz Inc.