The aerodrome traffic pattern within the territory of the People's Republic of China is usually of left hand type with a height normally between _______ and _______ meters.
A.300, 600
B.300, 500
C.400, 500
D.400, 600
正确答案是B
The aerodrome traffic pattern within the territory of the People's Republic of China is usually of left hand type with a height normally between _______ and _______ meters.
A.300, 600
B.300, 500
C.400, 500
D.400, 600
正确答案是B