题目内容
（请给出正确答案）
A.1657.784
B.1655.132
C.-1657.784
D.-1655.132
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更多“在水准测量的一个测站上，已知后视点A的高程为1656.458…”相关的问题
A.2855.116
B.-2855.116
C.2857.800
D.-2857.800
A.855.138
B.-855.138
C.857.778
D.-857.778
A.0.223
B.-0.223
C.0.233
D.-0.233
(1)A、B两点的高差为()
A.-0.352m
B.0.352m
C.17.240m
D.16.888m
(2)B点高程为()
A.19.115m
B.18.411m
C.17.240m
D.16.888m
(3)视线高程为()
A.18.783m
B.19.115m
C.20.286m
D.16.888m
A.B的高程为417.460m
B.B点的高程为417.469m
C.往.返测高差闭合差为+0.014m
D.往.返测高差闭合差为-0.004m
A.B的高程为417.460m
B.B点的高程为417.469m
C.往、返测高差闭合差为+0.014m
D.往、返测高差闭合差为-0.004m
A . B的高程为417.460m
B . B点的高程为417.469m
C . 往、返测高差闭合差为+0.014m
D . B点的高程为417.467m
E . 往、返测高差闭合差为-0.004m
A.74.769m
B.70.121m
C.-74.769m
D.-70.121m
A.15.976
B.16.826
C.14.976
D.15.024
