The motion of Automous Underwater Vehicle (AUV) changes obviously when it sails near surface under the influence of ocean waves, so it is difficult to sustain the depth.
智能水下机器人（AUV）在近水面的运动中，由于波浪干扰力的作用，运动状态会发生明显变化，其近水面的定深控制是比较困难的。
According to the characteristic explosion of the vehicle bombs, the parameters of air shock wave in the vehicle bombs explosion near the surface are calculated in this paper.
根据汽车炸弹恐怖爆炸的特点，计算了汽车炸弹近地爆炸空气冲击波参数，提出了防爆墙结构等效静载的弹塑性动力计算方法。
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。
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