【单选题】On the one hand, loss imply gain; ________,gain imply loss. [ ]
【多选题】多天线技术中,主要的增益包括()
C.
空间复用增益 (spatial multiplex gain)
【简答题】A.profit B.benefit C.earning D.gain
【单选题】Only through a lot of practice such skills and experience.
【简答题】One of the elements to gain weight is _______.