楼主: wuxianhui1986
|
[工程橡胶] 怎么区分硬丁腈与软丁腈 |
发表于 2020-7-2 07:16:20
|
显示全部楼层
| ||
橡胶技术网 ,分享知识,创造价值! 一所没有围墙的大学!!
|
||
|手机版|橡胶技术网. ( 沪ICP备14028905号 )
GMT+8, 2024-11-22 13:52 , Processed in 0.014091 second(s), 13 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2024 Discuz! Team.