为了回答这个问题，要用卫星校准你的全球定位系统，核对坐标，再用铅笔把它们标注在航海图中就可以了。
To find out, align your global positioning system with some satellites, check the co-ordinates and pencil them on to a chart.
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.
数控机床中的定位准确度被定义为机床在特定坐标系统中被定位的准确程度。
Positioning accuracy in NC machines is defined by how accurately the machine can be positioned to a certain coordinate system.
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