自水准点M(HM=100.000m)经8个站测至待定点A,得hMA=+1.021m。再由A点经12个站测至另一水准点N(HN=105.121m),得hAN=+4.080m,则平差后的A点高程为( )。
A.101.029m B.101.013m C.101.031m D.101.021m正确答案A
自水准点M(HM=100.000m)经8个站测至待定点A,得hMA=+1.021m。再由A点经12个站测至另一水准点N(HN=105.121m),得hAN=+4.080m,则平差后的A点高程为( )。
A.101.029m B.101.013m C.101.031m D.101.021m正确答案A