If you draw this segment in here, you know that here you have a right Angle.

如果在这画条线段，那这里就是个直角。

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For this Angle of attack the corresponding velocity distribution is constant for the second segment.

这个迎角相应速度分布是固定的第二部分。

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This article analyzes the basic posture of spinal segment of Shadowboxing performer from the Angle of anatomy, in order to provide some references for Shadowboxing performers and researchers.

本文从形态解剖学的角度对演练者脊柱部分的基本姿势进行了分析，为太极拳练习者和研究人员提供了一些理论借鉴。

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