This paper describes a non - excavating construction machine - hydraulic perforator.
本文介绍了一种新型非开挖施工机械———液动穿孔机。
In this paper, tho design principles, structures and applications of the perforator.
本文简要介绍它的设计原理和结构及工程应用。
This paper introduces the criterion of selecting pump, detonation mode, principle and action of inner blind hole perforator and tubing pump joint technology.
介绍了内盲孔射孔器与管式泵联作技术的选泵标准、起爆方式、原理和流程以及内盲孔射孔器的研制。
Based on the principle of cumulative charge explosion, a new kind of rock cutting blasting technique, the jet perforator charge blasting in small diameter boreholes, is developed in this paper.
本文介绍了适用于小直径炮孔爆破的岩石聚能切割爆破技术。
Based on the principle of cumulative charge explosion, a new kind of rock cutting blasting technique, the jet perforator charge blasting in small diameter boreholes, is developed in this paper.
本文介绍了适用于小直径炮孔爆破的岩石聚能切割爆破技术。
应用推荐