基于无定向导线实施地下过江顶管工程定位及其精度的研究  

Reserach on Positoning and Its Accuracy of Underground Over-River Tube Building Engineering Construction on Non orientation Traverse

作　　者：潘庆林[1] 

机构地区：[1]南京建筑工程学院

出　　处：《测绘工程》2000年第2期55-58,共4页Engineering of Surveying and Mapping

摘　　要：从理论与实践上对基于无定向导线实施地下过江顶管的定位及其精度进行了研究 ,指出在有利条件下基于无定向导线是传递方向有效且精度较高的方法。Based on the theory and practice, this article makes researches on positioning and its accuracy of underground tube building construction on non orientation traverse. It is pointed out that the non orientation traverse is an efficient and more accurate method of propagation direction in advantage.

关 键 词：无定向导线 地下顶管 竖井 定位 精度 管道 

分 类 号：U172[交通运输工程]