露天台阶水介质间隔装药结构优选及对比试验研究

费鸿禄,纪海楠,山杰

Optimization and Comparative Experimental Study of Charge Structure of Water Medium Interval on Open-air Step

Honglu FEI,Hainan JI,Jie SHAN

图11 不同装药结构自由面拉伸裂纹

Fig.11 Tensile cracks on free surface of different charge structures