radio celestial navigation system 射电天文导航系统 ; 无线电天文导航系统
As the errors of the Inertial Navigation System (INS)in a launch vehicle upper stage increase significantly with time and cannot meet the requirements of long working hours,an INS/CNS (Celestial Navigation System)integrated navigation system is studied.
针对运载火箭上面级惯性导航随时间累积而误差增大以至不能满足长时间工作要求的问题,对采用星敏感器和地球敏感器修正惯性导航误差的方案进行了研究。
参考来源 - 运载火箭上面级惯性与天文组合导航系统设计·2,447,543篇论文数据，部分数据来源于NoteExpress
Autonomous celestial navigation system is a typical nonlinear, non-Gaussian dynamic system.
天文导航系统是典型的非线性和噪声非高斯分布的系统。
New integrated Marine navigation system, the Marine celestial navigation system based on the Electronic Chart Display and Information system (ECDIS), is presented and established in this paper.
本文提出并建立了一种新的舰船组合导航系统，即基于ECDIS(电子海图)系统的舰船天文导航系统。
Star tracker is a sensing system with high accuracy and sensitivity in the guidance and navigation. It offers the direction reference to the aircraft and spacecraft by the use of the celestial stars.
星跟踪器是高精度和高灵敏度的导航和制导用传感设备，它利用天上的恒星为系统提供方向基准。
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