XXX Antennatrackingsystem is a low speed, high tracking precision servo system, whose key is how to realize high precision motive tracking.
XXX天线程序跟踪伺服系统是低速、高精度的运动控制系统，系统的重点在于如何实现较高的动态跟踪精度。
2
The accuracy, reliability and tracking mode of an antennatrackingsystem are discussed, and specific problems associated with its application to the helicopter are solved.