The function of astronomical leveling in height survey of position traverse control network is introduced.
简要介绍了天文水准在阵地导线网高程测量中的作用。
It discusses the influence of ground control network, underground traverse survey, shaft orientation and gyroscopic orientation edge append-survey on breakthrough precision.
分析了地面控制网、井下导线测量、立井定向和加测陀螺定向边对贯通大型巷道精度的影响；讨论了提高测量精度的可行性方法。
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