对流层的散射损耗
troposphere dispersion loss
包迹检测接收机
envelope detection receiver
receiver
Envelope detection
RAKE接收机
RAKE receiver
the Rake receiver
RAKE reception
differential and coherent RAKE receivers
Rake
Rake rec eiver
RAKE receivers
RAKE receiver schemes
QAM全数字接收机
all-digitized QAM receiver
PC插卡式短波接收机
PC-based short wave receiver