A.距離數(shù)據(jù) B.點的平面坐標數(shù)據(jù) C.點的高程數(shù)據(jù) D.實地點位
A.70mmB.100mmC.150mmD.200mm
A.±0.05m B.±0.l0m C.±0.15m D.±0.20m