In order to achieving a designed throwing distance or special shape of pile in practical chamber blasting, the plane charges were, sometimes, adopted.
在硐室爆破工程实践中，为了达到设计的抛掷距离和特定的抛体堆积形态，往往设计布置平面药包。
In view of the two layout of charges constant nature, this paper researched blasting cone and throwing accumulation rule of linear and sub-concentrated charge by experiment.
针对这两种布药结构可比性问题，论文就条形药包与分集药包爆破漏斗特点和抛掷堆积规律进行了试验研究。
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