特别是对于各种空间飞行器的天文实时定位能提供一个精确而快速的参考坐标系统。
Especially, It can rapid by provide a precise reference coordinate system for the astronomical orientation of various space vehicles at real time.
本文详细地论述了与GPS导航定位系统一系列有关的参考系统：时间系统、坐标系统和力模型系统。
Firstly, a series of reference systems, related to GPS navigation positioning system, such as timing system, reference frame and force model system, are discussed in detail.
它被选为一个火星的地理坐标系统的中心参考点。
It was chosen as a central reference point for Mars' geographical coordinate system.
详细推导了机器人平面手眼视觉系统变换关系，完成了从视觉平面坐标系到机器人参考坐标系的坐标变换。
The robot plane eye-in-hand visual system transformation is deduced in detail and the coordinate transformation is achieved from the visual plane to the robot reference coordinate system.
详细推导了机器人平面手眼视觉系统变换关系，完成了从视觉平面坐标系到机器人参考坐标系的坐标变换。
The robot plane eye-in-hand visual system transformation is deduced in detail and the coordinate transformation is achieved from the visual plane to the robot reference coordinate system.
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