beaconn.烽火;灯塔;基地
beacon stealing信标遗失,指向标失迹
beacon tracking信标跟踪
beacon flashing闪光灯标
beacon skipping指向标失答
beacon equation信标方程
beacon approach信标引导进场
beacon receiver标向波接收机
beacon scanning指示扫描
beacon frequency信标频率
beacon alignment[电] 射束对准