A.距離過濾 B.波導(dǎo)效應(yīng)過濾 C.強(qiáng)度過濾 D.地物過濾
A.RSSI B.GPS數(shù)據(jù) C.發(fā)射機(jī)使的發(fā)射功率
A.R_SDHTRIPARA B.R_SDHOPTPARA C.R_SDTB D.R_SDH