|
55| 0
|
GBT 3389.6-1997 压电陶瓷材料性能测试方法 长方片厚度切变振动模式 |
| ||
|站长QQ:22646427|Archiver|手机版|小黑屋|查规范网
( 粤ICP备2024184902号-1 )|网站地图
GMT+8, 2025-12-10 22:50 , Processed in 0.157835 second(s), 42 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.