At the same time , we researched the method of the dynamic photoelasticity experiment . we designed a protection device and a trigger to pack the medicine structure synchronously 同时对动光弹爆破的实验方法作了探索,设计出防护装置和同步触发装药结构。
Abstract : to meet the needs of the development of the insensitive ammunition ， two new structures of the booster pellet , the annular and the cone - annular , were studied 文摘:为了适应钝感弹药发展的需求，利用冲击波汇聚技术和起爆理论，研究了环形、锥环形两种新型传爆药装药结构。
Considering cast blasting was to be carried in one internal coal surface mine , the cast blasting parameters , pre - splitting blast parameters , types of explosive and construction of charge were studied based on overseas examples 摘要针对国内大型露天煤矿要采用高台阶抛掷爆破技术，根据国外的事例经验，详细研究了高台阶抛掷爆破参数、预裂爆破参数、炸药类型和装药结构。
While the method of the charging structure of vacuum space at the bottom is applied to vacuum exploding . the technology is based on the principle of the rock crash mechanics , and the soft material , such as the gas or water , was used as the space sect 而孔底空腔装药爆破，采用孔底空腔间隔装药结构，是根据岩石的破碎机理和炸药能量突变时对周围介质产生干扰和破坏的原理，在炮孔孔底采用柔性材料(空气或水等)作间隔介质的一种爆破新技术。
For dual energy gamma ray coal ash gauge , the error induced by inten sity averaging is consisted of two parts , the error caused by thickness change and by ash content change the magnitudes of the two errors are compared using app roximate analytical expressions under a simplified change pattern 定向断裂爆破技术是利用聚能管改变巷道周边眼装药结构，爆破时，利用聚能作用控制裂隙的方向和数量，以获得较好的爆破效果的技术；它与传统的光面爆破技术有较大的差别。
Under the consideration of the engineering geological condition of dahuashui hydropower station , the pre - splitting blasting technology and reasonable construction method are adopted for the excavation of the dam foundation in accordance with the analysis on the rock strata therein , in which the design of the blasting parameters and powder charging structure as well as the angle control and the height of the excavating steps are particularly determined , and then better splitting effect is got for the slope excavation and the quality requirement of the construction is satisfied as well 摘要结合大花水水电站大坝工程地质条件，通过分析岩层具体情况，采用预裂爆破施工技术，合理施工方法进行坝基开挖，并对爆破参数和装药结构的设计，钻孔的角度控制和梯段高度精心确定，使该边坡开挖预裂取得良好的效果，保证了坝基开挖的质量要求。
Basing on the theory of shape geometry , the distribution of rock blasting fragmentation are discussed , fragmentation of blasting experimentation of different charging construction appears shape character , and the relation of explosive ratio , line of weakness and distribution of blasting fragmentation are confirmed by regression , the relation of function of explosive ratio of distant loading and consecutive loading are confirmed by contrasting different distribution of blasting fragmentation of charging construction , a new approach will be put forward for optimized of bore net parameter and forecast of distribution of blasting fragmentation 回归分析了爆破试验的炸药单耗、底盘抵抗线与爆破块度分维数之间的函数关系，对比不同装药结构爆破块度的分维数，得出了同等条件下间隔装药与连续装药炸药单耗差值的关系，以及装药结构对岩石爆破块度分布影响的规律。根据对岩石爆破破碎块度分布分形规律的研究，找出了预测孔网参数优化、爆破块度分布新的途径。
The paper suggests the new heat insulation materials and charge structures used under different temperatures condition of blasting objects , and presents the methods to avoid miss - fire and the measure to control the blasting shock and vibration damages to protected objects such as furnace lining , furnace body and back - up bearing 推荐了被爆体在不同温度条件下应采用的新型隔热材料及装药结构，同时给出了施工过程中避免拒爆的方法及控制爆破产生的振动冲击对被保护对象（如炉衬、炉皮和支撑轴承等）危害的具体措施。
Based on the numerical simulation method of finite element , the calculation method of particle vibration velocity , an important index reflecting the blasting vibration intensity , is discussed ; and an comparison analysis of the calculation results between two different kinds of charge structures decked with air and water is made 基于有限元数值模拟方法的基础上对反映爆破震动强度的重要指标质点振动速度的计算方法进行了探讨，并对空气和水两种不同间隔装药结构下的震动强度计算结果进行了对比分析。
Several kinds of fire detonator and stab detonator are tested by this new measurement system , and the test results show that the syst em has characteristics of good stability , high sensitivity and veracity on the detonator output and can reflect the change of charge and configuration very well 本文利用油压应变测试系统对多种火雷管和针刺雷管进行了输出威力测试，测试结果表明该测试系统具有稳定性好、灵敏度高、测试准确的特点，能够反映雷管装药量及装药结构的变化，并为提供雷管合格判据奠定了基础。
