The method of connecting observation between conventional control points and National Triangulation Station would affect the working process and mapping precision.
测区的控制测量及与国家三角点的连测方法，成为影响工作进度、保证测量精度的关键。
The method of connecting observation between conventional control points and National Triangulation Station would affect the working process and mapping precision.
测区的控制测量及与国家三角点的连测方法，成为影响工作进度、保证测量精度的关键。
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