celestial guidance [航] 天文导航 ; [航] 天文制导
geometry of intertial-celestial guidance [航] 惯性天体制导几何学
celestial inertial guidance 天文惯性导引
celestial-intertial guidance 天体惯性制导
celestial-inertial integrated guidance 天文
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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