Radarsat雷达卫星,加拿大地球资源卫星radarn.雷达radar troops tactics雷达兵战术radar power standard雷达功率标准Radar interferometry干涉雷达Radar automatization数字雷达Radar Interface Unit雷达接口装置radar countermeasure反雷达措施radar map-matching雷达地图匹配radar remote sensing雷达遥感Radar Video Recorder雷达录像机radar error estimate雷达偏差估计