井巷测量测角误差来源的分析与建议  

Analysis of reasons for tunnel survey error and suggestions for improvement

作　　者：黄春荣[1] 

机构地区：[1]福建省潘洛铁矿,福建宁德355000

出　　处：《矿业工程》2011年第3期64-65,共2页Mining Engineering

摘　　要：分析了井巷测量测角误差中觇标对照准误差的影响,提出了觇标的选取方法及在观测中需要注意的问题。The influence of plum line condition on accuracy of tunnel survey is analyzed. The method of plum line selection and the issues needing attention during survey work are explained.

关 键 词：井巷测量 照准误差 觇标选取 

分 类 号：TH178[机械工程—机械制造及自动化]