Employing smart antennas in the central access point (CAP) of wireless internet access networks is studied, and a polling based adaptive beamforming multiple access protocol (PB ABFMA) is proposed.是什么意思_Employing smart antennas in the central access point (CAP) of wireless internet access networks is studied, and a polling based adaptive beamforming multiple access protocol (PB ABFMA) is proposed.在线翻译_英语_读音_用法_例句