从设计目的看，靠近地面的风切变是作用于自由竖立发射台上的飞行器或者发射时的飞行器上的风切变。
Wind shear near the surface, for design purpose, is a shear which ACTS on a space vehicle free-standing on the pad or at the time of lift-off.
从设计目的看，靠近地面的风切变是作用于自由竖立发射台上的飞行器或者发射时的飞行器上的风切变。
Wind shear near the surface, for design purpose, is a shear which ACTS on a space vehicle free-standing on the pad or at the time of lift-off.
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