【摘要】 讨论面积测量的偶然误差来源、面积中误差与界址点中误差的关系 ,设计、推导了在未知界址点坐标时面积中误差的概算公式更多还原

【Abstract】 This paper studies the causes of the casual error, the mean square error and the boundary point’s mean square error in areal measures. And it designs and dedules the fermula of areal mean square error when the coordinate of the boundary points are unknown.更多还原