V2 is defined as the _______ .
A.decision speed for takeoff
B.safe takeoff speed
C.minimum takeoff speed
D.minimum control speed after airborne
正确答案是B
V2 is defined as the _______ .
A.decision speed for takeoff
B.safe takeoff speed
C.minimum takeoff speed
D.minimum control speed after airborne
正确答案是B