2174| 3
|
[问题求助] 谁能帮忙梳理一下刚建4G时三大运营商的频率规划及沿革? |
|
| |
手机版|C114 ( 沪ICP备12002291号-1 )|联系我们 |网站地图
GMT+8, 2024-9-17 02:53 , Processed in 0.087571 second(s), 15 queries , Gzip On.
Copyright © 1999-2023 C114 All Rights Reserved