The application of horizontal directional drilling technology in municipal pipeline is introduced.
介绍了水平定向钻进技术在市政管线上的应用。
Horizontal Directional Drilling technology is widely used in urban underground pipe laying engineering.
在非开挖工程中，水平定向钻进技术广泛应用于城市地下管线铺设工程。
This paper discussed the horizontal directional drilling trace optimization design in no-dig engineering.
水平定向钻进轨迹最优化设计进行了深入研究。
An apparatus and method for a modified horizontal directional drilling assembly for drilling pipe into a drilling surface.
用于将钻杆钻入钻探面的改良型水平定向钻探组件的器械和方法。
The main problems on horizontal directional drilling method of non-excavation in the practical applications were reviewed in the paper.
论述了非开挖水平导向钻进法在实际应用中的主要问题。
The proposed approach was applied in the product development of horizontal directional drilling machine and its feasibility was verified.
最后给出了水平定向钻机完整产品总体设计方案的配置实例，并验证了所提方法的可行性。
The practice proves that comparing with conventional excavation technique, non -excavating horizontal directional drilling technique is obviously advantageous.
实践证明，非开挖水平定向钻进技术相对传统的开挖技术在特定条件下具有明显的优越性。
This paper gives a brief introduction to the cardinal principle of horizontal directional drilling technique and its application in the construction of sewer net.
本文介绍了水平定向钻进技术的基本原理及在污水管网建设中的应用。
Horizontal directional drilling, with its accurate boring, high efficiency, comparative safety in construction and less damage to the environment, has attract more and more people's attention.
水平定向钻由于具有高精确，高效率，环保，安全等特点，已经越来越受到人们的重视。
In the directional well (horizontal well) drilling meet those difficulties?
在定向井(水平井)钻井中会遇到那些困难？
The drilling frame is the main load-carrying part in horizontal directional drill, its strength and stiffness have great effect on the performance of the drill.
钻架是水平定向钻的主要承载部件，其强度和刚度对钻机能否正常工作影响很大。
The compounding slide steering drilling mode has its specific advantages in trajectory control of directional well and horizontal well.
复合式滑动导向钻井方式在定向井、水平井井眼轨迹控制中有其独特的优点。
The compounding slide steering drilling mode has its specific advantages in trajectory control of directional well and horizontal well.
复合式滑动导向钻井方式在定向井、水平井井眼轨迹控制中有其独特的优点。
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