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坐标正反算

于 2022-09-27 发布 文件大小:837.77 kB
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坐标的正算和反算,非常好的程序,可以实现西安80坐标转北京54坐标,其中计算了四个参数是用已知点计算得来的,然后用80坐标就可以求得54坐标

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