非开挖技术在供水管道修复中的应用

摘要

对非开挖管线修复技术的发展概况、原理和技术特点进行了论述,介绍了该技术在泄露供水管道修复中的使用情况。%This article analyzes the necessities of using the non-excavating repair technique to repair the water supply pipeline from two aspects： one is the economical loss resulting from the leaking of the water supply,the other is the superiority of the non-excavating repair techniques of pipeline comparing the traditional techniques of replacing pipes.