对现场爆破情况分析知，顺层台阶爆破的抵抗线、炮孔装药量、软弱夹层含水率是影响边坡稳定性的主要因素。
Resistance lines, hole charge, moisture content of interlayer are the main factors to effect the slope stability in blasting of layered rock masses by analyzing site blasting.
适用于水电站铁路公路边坡大吨位预应力锚固孔排水孔的施工，以及预防滑坡岩石坍塌等地质灾害治理工程。
It is used to drill heavy duty pretension anchor holes at side slope of water power station, railway or highway projects, as well as drainage holes.
这是特别适合钻探孔与伟大的边坡角。
It is especially suitable for drilling of hole with great slope Angle.
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