题目内容
(请给出正确答案)
[单选题]
A、B两点的高程分别为HA=32.751m,HB=64.237m,则A、B两点间的高差为()
A.31.486m
B.31.487m
C.31.488m
D.31.489m
查看答案
如果结果不匹配,请 联系老师 获取答案
A.31.486m
B.31.487m
C.31.488m
D.31.489m
A.22%
B.2.2%
C.-22%
D.-2.2%
A、43.940
B、5.568
C、-5.568
D、-43.940
A、+1.344
B、-1.344
C、-0.344
D、+0.344