雷达告警机用于实时探测敌方雷达辐射信号，通过处理和分析，判断敌方目标威胁程度，向飞行员发出告警。

The radar alarm equipment is used for real-time detecting electromagnetic radiation of enemy radar. It confirms what is the dangerous target by analyzing signal and takes the alarm to pilot.

youdao

通过图像旋转的原因分析，推导出普遍适用于航拍图像纠偏处理的公式；并根据无人机飞行姿态来判断航拍图像的旋转角度进而加以纠正，使航拍图像固定指北，有助于操作员正确进行图像的观察及判定。

By correcting the rotating Angle of the image based on the flight attitude of the UAV, the direction of the aerial image can be fixed to help the operator to observe and decide correctly.

youdao