様々な変換例
2.56 5.78
3.57 7.34
6.78 9.01
+
 =
-0.28 -0.26 0.39
0.20 0.20 -0.18
obj0001.png
gr0001.png
β=
tan
-1
Δy
Δx
 		Δx≠0
0 Δy=0
obj0002.png
Δx=x
2
 -x
1
Δy=y
2
 -y
1
測点吊 x
1
 		y
1
 		測点吊 x
2
 		y
2
 		測線方位角 点間距離
T123 123.897 67.900 T56 166.000 98.897 0.635 52.283
T166 144.900 87.765 P156 199.345 107.900 0.354 58.049
P77 166.109 99.543 T23 200.876 110.786 0.313 36.540