특별소삼각원점의 좌표(종선좌표, 횡선좌표)는?
(10000m, 30000m)
(20000m, 30000m)
(200000m, 600000m)
(500000m, 200000m)
특별소삼각원점의 좌표(종선좌표, 횡선좌표)는?
A. (10000m, 30000m)
B. (20000m, 30000m)
C. (200000m, 600000m)
D. (500000m, 200000m)