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[单选题]
在水准测量中设A为后视点,B为前视点,并测得后视点读数为1.124m,前视读数为1428m,那么B点比人点()。
A.高
B.低
C.等高
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A.高
B.低
C.等高
在水准测量中设A为后视点,B为前视点,并测得后视点读数为1.124m,前视读数为1.428m,则B点比A点( )。
A.高 B.低 C.等高
A.13.688
B.16.312
C.16.401
D.17.713
A..22.432
B.22.123
C.21.309
D.22
A.45.910m
B.46.138m
C.46.116m
D.47.241m
A.45.910m
B.46.138m
C.46.116m
D.47.241m
A.13.688
B.16.312
C.16.401
D.17.713