网平差中确定必要观测数的统一公式  

The unified formula of determination of essential observation in network adjustment

作　　者：王明华[1,2] 郭斐[1] 胡权[1] 姚宜斌[1] 

机构地区：[1]武汉大学测绘学院,武汉430072 [2]湖南衡阳市国土资源信息中心,湖南衡阳421001

出　　处：《测绘科学》2009年第5期18-20,共3页Science of Surveying and Mapping

摘　　要：在测量平差中,为使确定必要观测数更加简单,针对常见的四类控制网分别总结出公式,通过概括,构建了适用于多种网型及各种观测条件下确定必要观测数的统一公式。In order to simplify the determination of essential observation in survey adjustment, this paper summarized a formula separately for each type of the four common control networks. By generalizing, a unified formula, which can determine the essential observation in various type of network, was constructed.

关 键 词：平差 必要观测 控制网 

分 类 号：P207.2[天文地球—测绘科学与技术]