A.B的往测为210.41m,返测为210.35m,其相对误差为
A.B的往测为210.41m,返测为210.35m,其相对误差为
A.B的往测为210.41m,返测为210.35m,其相对误差为()。A.1/3000
B.1/3500
C.1/4000
D.1/5000
正确答案:B
Tag:误差
时间:2023-11-15 16:38:36