The reasonable hole pattern of deephole blasting was utilized to make fully use of the explosive energy to improve the crushed ratio to lower the boulder yield and to obtain better dam rocks.
深孔爆破采用合理的布孔方式，使炸药爆炸能量得以充分发挥，破碎率提高，大块度降低，从而获得较理想的堆石坝石料。
There is a new blasting technology which utilizes the explosion effect of the explosive to compact the soil to form the underground space with the non-compacted material as the cushion.
一种新型爆破工艺，需要采用不可压缩介质作垫层，利用炸药的爆炸作用对粘土进行挤压，形成地下空间。
In addition, the blasting vibration monitoring was discussed and the economical benefits produced after using the field mixed explosive and optimizing blasting parameters were calculated.
此外，还论述了爆破震动监测，以及使用车制炸药和优化爆破参数后所产生的经济效益。
The set blast parameter, counting explosive charge as well as protective site plan have offered reference data for engineering blasting in similar conditions.
设定爆破参数，计算装药量及防护平面布置，为同类地质条件下的控制爆破开挖提供参考数据。
Based on this, the explosive type that matched the ore rock conditions was determined and the basis for selecting the related parameters of the test of shaft excavation by one blasting was obtained.
据此确定了与矿岩条件相匹配的炸药类型，得到了试验地段一次爆破成井试验的相关参数选取依据。
Analysis of the distribution of explosive energy can help to improve the blasting effect and blasting performance.
对爆炸能量分布的理论分析有助于改善爆破效果，提高爆破质量。
Abstract: The open-air explosion hazards are seismic effect, blasting individual flying rocks, blasting toxic gases, explosive air shock wave and noise hazards.
摘要：露天爆破的危害有爆破地震效应、爆破个别飞石、爆破有毒气体、爆炸空气冲击波和噪声等危害。
The open-air explosion hazards are seismic effect, blasting individual flying rocks, blasting toxic gases, explosive air shock wave and noise hazards.
露天爆破的危害有爆破地震效应、爆破个别飞石、爆破有毒气体、爆炸空气冲击波和噪声等危害。
The traditional deep-hole blasting for tunnels USES pure clay to stem the blast-holes. The efficient energy availability of explosive is not high and the specific explosive consumption is large.
传统的隧道深孔爆破采用纯炮泥堵塞炮眼，炸药的有效能量利用率不高，炸药单耗量大。
The blasting efficacy of break rocks by water coupling charging and explosive coupling charging is discussed in the paper. A few conclusions of significance are gotten.
从理论上对水介质偶合装药爆破与炸药偶合装药的破岩效能进行了讨论，得出一些有意义的结论。
Under the condition of certain definite blasting parameters, it was found out that interval charging could reduce unit explosive consumption and also kept good broken effects.
在某些爆破参数确定的条件下，施工中摸索出空气间隔装药结构能降低炸药单耗，同时保证了破碎效果。
The reasonable pretreatment, right destructive height and accurate explosive quantity ensure the safety of tower blasting and meet the needs of working.
通过合理的预处理、合适的炸高设计和准确的装药计算，保证了建筑物的定向爆破安全和效果。
Analysis of blast stress field is a basic problem of blasting theory research about linear explosive charge.
爆炸应力场分析是条形药包爆破作用机理研究的一个基本问题。
The amplified coefficient of vibration wave blasting is augmented with relative altitude, but decreases with the scale distance of explosive in protruding topography.
凸形地貌对振动波的放大系数随相对高程增大而增大，而随爆源比例距离增大而减小。
The effect of blasting on the rock medium is composed of the dynamical pressure of explosive shock wave and quasi-static pressure of explosive gas.
爆炸荷载对爆破介质的作用是由爆炸冲击波的动态作用和爆轰气体的准静态压力作用两部分组成。
The main points to be inquired are composition, technology, cost and blasting and storage function of the emulsion explosive.
并着重从配方、工艺、成本、爆炸及贮存性能等方面进行了具体的探讨。
The empirical unit consumption of explosive under special conditions is considered as a proper blasting strength, from which the calculation formula for the blasting of cylindrical charge is derived.
再把特定条件下的经验单耗视为合适的爆破作用强度，从而导出柱状药包爆破的计算公式。
Taking practical activities as examples, the blasting parameters, exclusive-pot expansion process and execution safety of explosive-pot technology used for blasting work in quarry are explained.
结合工程实例介绍了利用药壶爆破法爆破石料的爆破参数、扩壶工艺、施工安全等，可为类似工程提供较有价值的参考。
The sectional blasting will produce superposition of ground motion the superposition factor is directly related to the calculation of equivalent amount of explosive.
分段爆破会产主地震动的叠加，叠加系数直接关系到等效药量的计算。
The blasting technique could effectively reduce the maximum explosive charge of each blasting and made structure collapse one by one, thereby it reduced the collapse vibration.
该爆破技术能有效地减小拆除爆破时的最大单响药量，实现结构逐步塌落，从而减小塌落振动。
Spread application of explosive source of low blasting speed and slender shape in the seismic prospecting, it will be sure to heighten effective ly seismic prospecting resolution.
低爆速细长型震源药柱在地震勘探中的推广应用，必将有效地提地震勘探的分辨率。
The above rule may also be demonstrated by blasting simulation of a spherical explosive ch...
通过对球形装药爆炸后应力波传播过程的数值模拟，可以形象地说明上述传播规律。
Practice shows that adopting methods such as decreasing boring parameter, changing structure of explosive setting and sequence of initiation, etc. can improve blasting effect;
实践证明，采用减小炮孔参数，改变装药结构，变化起爆顺序等方法，均可提高爆破效果；
The blasting hole arrangement of hard ductility rocks in the roadway excavation is discussed and explosive loading coefficient is determined.
介绍了该矿传统掘进凿岩爆破方法，详细阐述了该矿硬韧性岩的巷道掘进炮眼布设及装药系数的确定。
The blasting hole arrangement of hard ductility rocks in the roadway excavation is discussed and explosive loading coefficient is determined.
介绍了该矿传统掘进凿岩爆破方法，详细阐述了该矿硬韧性岩的巷道掘进炮眼布设及装药系数的确定。
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