总线收发系统
bus receiving and sending system
nRF905无线收发芯片
wireless transceiver nRF905
闭环无线系统
close-loop wireless communication system
单片无线收发芯片nRF401
chip RF transceiver nRF401
对称式无线系统封包交换
symmetric wireless packet switch
非对称式无线系统封包交换
asymmetric wireless packet switch
分布式无线系统
distributed wireless system
宽带无线系统
high capacity wireless systems
数字电台无线收发机
digital radio wireless transceiver
铁路无线系统
railway’s wireless teleco mmunication system