beacons, which emit radiation, locating, direction-finder_专利英汉词典
beacons, which emit radiation, locating, direction-finder
[专利英汉词典]
beacons, which emit radiation, locating, direction-finder【物理】
设置标识，它发出放射线，定位，测向
是什么意思，beacons, which emit radiation, locating, direction-finder的解释，beacons, which emit radiation, locating, direction-finder的翻译
