在实验室进行了单孔抛掷爆破试验，观测了台阶爆破漏斗形成过程，分析了抛掷速度及分布规律。
The single-hole casting blast experiment was conducted in lab. The formation process of blasting crater was observed and the casting velocity and its distribution rule was analyzed.
利用SHOT PLAN软件进行爆破网路优化设计，实现了单孔单网路的可靠起爆。
Using SHOTPLAN software for optimal design of blasting network, reliable initiation of the network for single hole is realized.
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