beacon,homing beacon,radio beacon是什么意思

用法例句

To improve reliability and raise effectiveness of radio beacon equipment,improvement scheme adopting advanced techniques like Direct Digital Drive,DGPS and merge net is discussed.

为有效增加无线电信标机的可靠性、提高效能,探讨了采用直接数字驱动、DGPS、并机网络等技术对无线电信标机进行改进的方案,可作为中波导航系统改进参考。