1737| 1
|
機(jī)械加工清洗劑要求折光度1.5%-2.5%,初始配比是18:1:1(此配比出來的稀釋液折光... |
| ||
| ||
小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
GMT+8, 2025-1-11 12:36 , Processed in 0.046897 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.