_______ is a sudden, drastic shift in wind speed and/or direction that may occur at any altitude in a vertical or horizontal plane.
A.Wind shear
B.Wake turbulence
C.Jet stream
D.Tornado
正确答案是A
_______ is a sudden, drastic shift in wind speed and/or direction that may occur at any altitude in a vertical or horizontal plane.
A.Wind shear
B.Wake turbulence
C.Jet stream
D.Tornado
正确答案是A