• 2022-06-03 问题

    1、设AB距离为120.23m,方位角为121°23′36″,则AB的y坐标增量为( )m。a. -102.630  b. 62.629 c. 102.630 d. -62.629 A: -102.630 B: 62.629 C: 102.630 D: -62.629

    1、设AB距离为120.23m,方位角为121°23′36″,则AB的y坐标增量为( )m。a. -102.630  b. 62.629 c. 102.630 d. -62.629 A: -102.630 B: 62.629 C: 102.630 D: -62.629

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