First, this paper introduced the PCM coding and PPM coding, and analyzed the difference between of them in aeromodelling.
文中首先介绍PCM与PPM两种编码,并分析其应用于航模领域的区别。
参考来源 - 航模用编解码器与电子调速器的研究与实现·2,447,543篇论文数据，部分数据来源于NoteExpress
The club also provides aeromodelling courses.
俱乐部还设有航模课程。
The system is used in airport aeromodelling anti-birds system.
介绍了一种机场航模驱鸟系统，用于采集航模姿态位置信息。
The application of this system not only extends the anti-bird scope, but also enhances the aeromodelling flight safety.
该系统的使用，大大增加了航模的驱鸟范围，同时也提高了航模的飞行安全性。
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