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- This paper analyses in detail the signal relation of Doppler navigation radar altitude system which adopts automatic cycle calibration technique during self calibration. 本文详细分析了采用周期自动校准技术的多普勒导航雷达测高装置自校时的信号关系。
- AUTONOMOUS ORBIT DETERMINATION WITH RADAR ALTITUDE SENSOR 利用雷达测高仪的卫星自主定轨
- Receiving Technology of Pulse Compression Radar Altitude Indicator 雷达高度表脉冲压缩接收技术
- Study on Capture Technique of the Echo in Radar Altitude Meter 雷达高度表回波捕获技术研究
- They picked up the yacht on their radar screen. 他们在雷达屏上看到了那艘游艇。
- We are flying at an altitude of 20000 feet. 我们的飞行高度是20000英尺。
- The radar scanned the sky for enemy planes. 雷达密切监视天空,搜索敌机。
- The airliner flew at an altitude of 20000ft. 客机在两万英尺的高度飞行。
- At this altitude you often get strong winds. 在这一纬度地区,经常有大风。
- The watchtower followed the aircraft by radar. 瞭望塔通过雷达追踪这架飞机的行踪。
- The plane flew at an altitude of30000 feet. 飞机在三万英尺的高空飞行。
- Enemy ships were detected on the radar screen. 敌舰的影像已显现在雷达(屏幕)上。
- The signal was picked up by a downrange radar station. 该信号被试验飞行方向之内的雷达站收到了。
- A gunboat was detected by the radar. 雷达探测出一炮艇。
- Enemy aircraft were detected by our radar. 敌机被我方雷达发现。
- The ship was provided with radar equipment. 那船装有雷达设备。
- There are enemy aircraft on the radar screen. 雷达萤屏上出现了敌人的飞机。
- Our radar pinpointed the attacking planes. 我们的雷达确定了来袭敌机的精确方位。
- Some people develop altitude sickness when climbing high mountains. 有些人在爬高山时会发生高山反应。
- Radar is used to detect objects in the air or at sea. 雷达被用来探测空中或海上的目标。