全断面一次起爆技术是实现爆破安全、提高爆破效率的重要途径，介绍了全断面一次起爆技术的应用过程。
Whole section once detonation is an important way to realize blast safety and to improve blast efficiency. This paper introduces the application course of whole section once detonating technique.
全断面钻爆法适用于围岩坚固稳定，采用钻孔爆破方法将洞室开挖断面一次性开挖成型的地下建筑工程洞室开挖掘进方法。
The whole section explosion method which is the one for underground construction digging, suitable for stable and strong dam, form a section for one time by drilling explosion.
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