Flight procedure with only _______ guidance, but without _______ guidance equipment, is a non-precision approach procedure.
A.glide path, bearing
B.bearing, glide path
C.distance, heading
D.heading, distance
正确答案是B
Flight procedure with only _______ guidance, but without _______ guidance equipment, is a non-precision approach procedure.
A.glide path, bearing
B.bearing, glide path
C.distance, heading
D.heading, distance
正确答案是B