closing error

Harmonic suppression, non periodic and non closing in straightness profile error that bring about harmonic component distortion in slide error motion measurement are analyzed in detail.

分析了经典频域三点法测量直行部件运动误差时所存在的谐波抑制，直线度误差的非周期性、非封闭性以及端点不连续而引起的高阶谐波分量失真等方法误差。

Automatic searching polygon is one of essential algorithm in GIS spatial analysis and important used in cadastral treatment and closing error of traverse network calculation.

多边形的自动搜索是GIS空间分析的基本算法之一，同时也在地籍拆宗、导线网闭合环的闭合差计算等领域有着重要的作用。

The closing error shall meet the requirements of3.2.8.

闭合限差应符合3.2.8条的规定。

Geometric Meaning of the Formula Used in a Closed Connection Traverse for Computing Closing Error of Azimuth

附合导线方位角闭合差计算公式的几何意义

Otherwise, it should be checked from one known point to another with proportional anti-symbol allocation between closing error and the length of side.

否则，应从一已知点出发测至另一已知点以资校核，此时其闭合差应与导线边长成正比反符号进行分配。