2557| 23
|
IPC-SM-782A 表面安装设计和焊盘设计标准(带BGA) |
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
关于我们|手机版|EDA365 ( 粤ICP备18020198号 )
GMT+8, 2024-12-23 05:36 , Processed in 0.069163 second(s), 37 queries , Gzip On.
地址:深圳市南山区科技生态园2栋A座805 电话:19926409050