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- Motion Compensation for Wave Measurement by X-band Marine Navigation Radar X波段导航雷达测波的运动补偿
- marine navigation radar 船用导航雷达
- Requirements for electrical and mechanical installation of marine navigational radar 船用导航雷达电气及机械安装要求
- This method is used to calculate the minimum working altitude of AN-APN-220C Doppler navigation radar. 推导出最小起量高度的简捷而实用的计算方法;用此方法计算了AN-APN220C多普勒雷达的最小起量高度.
- A tall structure topped by a powerful light used as a beacon or signal to aid marine navigation. 灯塔上面装有大功率照明灯的一种高建筑,用作指示海上航行的信标或标志
- Carrying out any other activities affecting the safety of marine navigation and operations. 进行其他影响海上航行和作业安全的活动。
- 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。
- The technology of watertight compartment is a great invention of Chinese.Its value in the history of marine navigation was discovered by foreigners. 摘要“水密隔舱”造船技术是中国人的伟大发明,在航海史上的价值最早却是外国人发现的。
- The application of GPS has greatly facilitated marine navigation and promoted the development of instruments for navigation. 摘要GPS的使用极大地方便了船舶驾驶,推动了航海仪器的发展。
- A virtual instrument based integrated measurement system for Doppler navigation radar is developed. Using direct digital synthesis(DDS)technique,a kind of radar Doppler frequency simulator is introduced. 分析了机载四波束多普勒测速雷达的工作原理,采用直接数字频率合成(DDS)技术进行多普勒频移模拟器的设计,通过数字控制,该模拟器可以产生高分辨率的多普勒频率信号;
- The bits and pieces left over from the engineering project of laying submarine cables and pipelines and from the dismantling project shall be disposed of carefully and must not hamper the normal order of marine navigation and transportation. 海底电缆、管道的铺设或者拆除工程的遗留物,应当妥善处理,不得妨害海上正常秩序。
- In marine navigation's steamboat, has a crowd of white sea gull accompanying generally, thus has increased the infinite vitality and the poetic sentiment for the vast whiteness vast big sea.... 在海上航行的轮船,一般有一群白色的海鸥相伴,从而给白茫茫一望无际的大海洋增添了无限生机和诗意。...
- Radio Navigation Radar and Remote Control Aid 无线电导航雷达及遥控设备
- Aeronautical Radio Navigation Radar 航空无线电导航雷达
- Target Identification Navigation Radar 目标识别导航雷达
- simulation training for marine navigation 船舶驾驶模拟训练
- They picked up the yacht on their radar screen. 他们在雷达屏上看到了那艘游艇。
- rotating beacon for marine navigation 航海旋转信标
- Target Tracking Realization of an Embedded Navigation Radar System 嵌入式船载导航雷达系统目标跟踪的实现
- Navigation is difficult on this river because of the hidden rocks. 因为河上有暗礁,所以在这条河上航行很困难。