摘要
根据双点后方交会的图形特点和已知条件，列出了方程组，推导出了双点后方交会直接计算座标的简便公式，同时求出了精度计算公式。
According to the diagram features and known conditions of two point rear intersecting, coupled equations are set out, a simplified two point rear intersecting formula for directly calculating coordinate is derived and a precision calculating formula is worked out.
出处
《河北冶金》
1997年第1期61-64,共4页
Hebei Metallurgy
关键词
双点后方交会
误差
测量
two point rear intersecting total differential mean square error of point location mean square error of measuring angle
