[制丝绢纺] FZ/T 40004-2009 蚕丝含胶率试验方法Testing method for sericin content in silk... |
| |
关于我们|手机版|下载说明|促织网
( 京ICP备14010041号-2|京公网安备11010502056754号 )
GMT+8, 2025-8-17 00:18 , Processed in 0.093750 second(s), 24 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.