已知一导线全长为590.72m,导线全长相对闭合差的限差为1/2000,则附合精度要求的是()。
A、 =0.28m, =+0.11m
B、 =0.25m, =0.17m
C、 =+0.22m, =+0.19m
D、 =+0.21m, =0.21m
发布时间:2025-02-21 09:57:08
A、 =0.28m, =+0.11m
B、 =0.25m, =0.17m
C、 =+0.22m, =+0.19m
D、 =+0.21m, =0.21m