beacons, which emit sonic waves
【物理】设置标识，它发出放射线，定位，测向
beacons, which emit radiation, locating, direction-finder
暂无补充释义。
相关词条
arrangement of optical beacons
beacons, which emit nuclear radiation
beacons, which emit particle radiation
beacons, which emit radiation, locating, direction-finder
暂无补充释义。
beacons, which emit sonic waves
arrangement of optical beacons
beacons, which emit nuclear radiation
beacons, which emit particle radiation