In a sub-Saharan context the virus is spread through transmission in warthogs and other wild pig species and can be transmitted by a particular type of tick.
A kind of wireless ATM air interface cell format was defined, and a cell protection field at transmission convergence sub layer of wireless physical layer was designed.
定义了一种无线at M空中接口信元格式，设计了无线at M物理层中传输会聚子层信元保护域。
3
It copies the original data stream to several parallel data streams, spreads them in both time and frequency domain, then modulates them to orthogonal sub-carriers for transmission.