Objective To explore a set of grasping training, focus on management, quality management efforts.

目的探索一整套抓培训、抓管理、抓质量的管理模式。

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Objective To set up measuring methods of dark focus (DF) in military pilots and find out its distribution characteristics.

目的建立暗焦点的测量方法，检测我军飞行员暗焦点的分布特征。

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