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- Finally, the development of responder and the feasibility of using responder as secondary radar are discussed. 在最后讨论了应答器的发展方向和用作二次雷达的可行性。
- A radar data extractor is a piece of equipment that transforms video outputs of primary radar or secondary radar into digital tracking information of high quality. 这是一种把一次雷达和二次雷达的视频输出变换成高质量、数字式目标航迹信息的雷达数据录取设备。
- "Tri-lization" Design of Small Monopulse Secondary Radar 小型化单脉冲二次雷达的"三化"设计
- They picked up the yacht on their radar screen. 他们在雷达屏上看到了那艘游艇。
- The radar scanned the sky for enemy planes. 雷达密切监视天空，搜索敌机。
- The watchtower followed the aircraft by radar. 瞭望塔通过雷达追踪这架飞机的行踪。
- 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。
- Her age is of secondary interest. 她的年龄不太重要。
- 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。
- In secondary school, children get more advanced knowledge. 在中学，孩子获得更深一些的知识。
- (e)means of communication and contact, and code of the secondary radar responder; （五）通信联络方法和二次雷达应答机代码；
- A secondary matter; a side issue. 次要的第二位的事; 较次要的问题
- 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。
- A reflected wave received by a radio or radar. 反射波收音机或雷达接收到的反射波
- A secondary mine passageway between two main shafts or tunnels. 次要矿山甬道矿井中连接两条大隧道的小巷道
