查看会员资料
用 户 名：Min****
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
Standardization_of_an_intermediate_duration_HF_ch
- For many years, the standard model of an ionospheric channel used for analysis and performance evaluation of HF communications techniques has been the model of Watterson, as embodied in the ITU-R Recommendation Rec. F.1487.However, for the modern a