1Influence of Charge Density of Powdery Non-TNT Ammonium Nitrate Explosive on BrisanceXu Xiuhuan, Peng Nianjun, Xie YunfengExperiment & Research1-32Shock Wave Parameter Study of the 8th Detonator Explosion Under Deep WaterZhong Shuai, Zhang LiExperiment & Research4-63Design and Realization of Electronic Monitoring System for Emulsion Product LineFan Yuhua, Ma Janwei, Cao ZeExperiment & Research7-104Practice of Safety Treatment of Caving the Roof by Manual Work in Excavating Working FaceWu ZhiqiangProblem Discuss11-135Study for the Ratio of Similar Materials For Simulating CoalProblem Discuss13-156Influence of Shock-wave Strength on Stability of Liquid-gas InterfaceWu Deyi, Sun RongrongProblem Discuss16-177Study on Technique to Extract Coal and Coke TogetherZhang XiaojunProblem Discuss18-218Suggestion for Improving the Air Supply System of Milling in Emulsion Explosive ProductionShan FengrongProblem Discuss219Hazard and Protection of Electrostatic in the Production Shop of Blasting SupplyYu Weiqing, Wei Wensheng, Li YongSpecial Critique22-2410Application of Multicenter and Intelligent Time Determination System of Industrial Electric DetonatorLu QiangSpecial Critique24-2511Analysis for Usual Questions Existing in the Performance of Discolor NonelLi YulouSpecial Critique26-2812Application of Colored Ribbons for the Safety Management of BlastingZhou quan, Qi Mingfeng, Ji Min, Liao ZhiqiangSpecial Critique2813Practice of Continuous Producing Technology of Emulsion ExplosiveLin ChunExperience Introduction29-3114Improvement for Expanded Vaccum System of Ammonium NitrateLiu Hui, Xu JinExperience Introduction31-3315The Practice of Down Bench Cutting Blasting of the Depressed Surface Iron MineWang WenweiExperience Introduction34-3616Reef Blasting Technology of Deep Channel in Meizhou BayChen Yuhua, Wang Dongfan, Han MingExperience Introduction36-39 