Unless a higher angle is necessary for obstacle clearance, the normal glide path angle for a 2-bar VASI is _______ .
A.2.75°
B.3.00°
C.3.25°
D.3.5°
正确答案是B
Unless a higher angle is necessary for obstacle clearance, the normal glide path angle for a 2-bar VASI is _______ .
A.2.75°
B.3.00°
C.3.25°
D.3.5°
正确答案是B