本文从误差的传递着手，严密推证了弓高及弦长测量的标准差取不同值时最佳测量点的位置。

Based on the error theory, we strictly deduce where is the optimum measuring point and when the standard error of arch-height and that of chord - length are both defined in this paper.

youdao

本文从误差的传递着手，严密推证了弓高及弦长测量的标准差取不同值时最佳测量点的位置。

Based on the error theory, we strictly deduce where is the optimum measuring point and when the standard error of arch-height and that of chord - length are both defined in this paper.

youdao