关于超声波倒车雷达测距的，包含收发两个客户端程序，包含飞行器飞行中的姿态控制，如侧滑角，倾斜角，滚转角，俯仰角。- About ultrasonic parking radar ranging, Transceiver contains two client programs, It comprises aircraft flight attitude control, such as slip angle, tilt angle, roll angle, pitch angle.