这就是为什么只是近似相等。

That's why it's only approximately equal.

youdao

通过与自由网平差结果对比表明，两种平差计算得到的单位权中误差相差不大，近似相等。

Compare to the free net adjustment result, these two unit weighted errors are closely approximated.

youdao

通过与自由网平差结果对比表明，两种平差计算得到的单位权中误差相差不大，近似相等。

Compare to the free net adjustment result, these two unit weighted errors are closely approximated.

youdao