查看会员资料
用 户 名:ma***
发送消息- Email:用户隐藏
- Icq/MSN:
- 电话号码:
- Homepage:
- 会员简介:
最新会员发布资源
wiener
- Abstract— Very-high-speed digital subscriber loop modems operate in frequency bands, which coincide with many significant radio-frequency interference sources, particularly commercial AM radio. In these bands, the balance of most twisted-pair c