图片1216.png
A.70°30΄ (487.4，397.3)
B.10°10΄ (397.3，487.4)
C.70°30΄ (397.3，487.4)
D.190°10΄ (487.4，397.3)
正确答案是A
图片1216.png
A.70°30΄ (487.4，397.3)
B.10°10΄ (397.3，487.4)
C.70°30΄ (397.3，487.4)
D.190°10΄ (487.4，397.3)
正确答案是A