理论上，TD-SCDMA覆盖半径主要取决于：（ ） Theoretically, the coverage radius of TD-SCDMA mainly depends on ( ) A.UpPTS（UL）时隙的大小 The UpPTS (UL) timeslot B.DwPTS（DL）时隙的大小 The DwPTS (DL) timeslot C.UpPTS（UL）和DwPTS（DL）间干扰的Gp保护时隙的大小 The UpPTS (UL)-DwPTS (DL) interference Gp protection timeslot D.TS0时隙的大小 The size of the TS0 timeslot
