17| 0
|
GBT 7154-1987 直热式阶跃型正温度系数热敏电阻器空白详细规范 评定水平E 可供认证用 |
| ||
|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, 2025-5-15 15:19 , Processed in 0.132051 second(s), 42 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.