Guide-drilling is playing a more and more important role in the underground pipeline construction. Through analysis of current situation of the development of guide drilling and the necessity of promoting guide-drilling, this article lays a foundation for the promotion and use of guide-drilling.%导向钻在地下管道施工过程中发挥着越来越重要的作用，本文通过对导向钻进发展现状进行分析，同时阐述了推广导向钻进的必要性，进而在一定程度上为导向钻的推广和使用奠定基础。
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