The solution of arc length of sectional ellipse for geodetic problem, which is based on the direct algorithm of meridian arc length is introduced in this paper.
介绍了利用子午线弧长的直接算法来解算大地问题中截面椭圆弧长的一种直接解法。
As long as the precise sensing a meridian arc length, we can easily calculate the circumference of the earth.
只要精确测知一段子午线弧长，便会很容易地计算出地球的周长。
As long as the precise sensing a meridian arc length, we can easily calculate the circumference of the earth.
只要精确测知一段子午线弧长，便会很容易地计算出地球的周长。
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