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maily18
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GPS接收到的数据表达的含义和原理是什么？
<P>GPS接收到的数据，比如</P><P>速度，是如何计算出的呢？是上一点和这一点的距离除以时间得出的呢？还是其它方法得出的？</P><P>航向，这是如何得到的？</P><P>GPS计算出这些...
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2006-06-14 19:52
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全球定位系统 (GPS)
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