警方花了很长时间打碎旅游车窗户,而爆破炸药(俗称为框架炸药)可瞬间将车窗和车门炸开。
The police spent a long time smashing the Windows of the bus, whereas explosive charges (known as frame charges) would have knocked in Windows and doors instantly.
爆破手从一个俯瞰这幢楼房的屋顶上投掷了炸药,攻破了安全防卫。
The bomber had breached security by hurling his dynamite from a roof overlooking the building.
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。
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.
根据附加物的种类,性质及加入量的不同,可以对工业炸药的爆轰性能按照不同的爆破目的而加以改进。
With right types, Properties and dosages, additives can be used to improve the detonation property of industrial explosives according to their blast aims.
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。
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.
通过提高炸药爆速、大装药密度等方法可以提高聚能装药爆炸后形成射流的能量和改善聚能爆破切割石材的效果。
Explosive with high density and high velocity can greatly increase the explosion energy and improve the effect of rock materials cutting by shaped charge .
硝酸铵基混合炸药的自燃自爆问题,是硫化矿及高温条件下爆破安全问题的关键所在。
The spontaneous combustion and explosion of AN-based explosives lies the crux of safety problem of in the presence of sulphidic minerals and high ambient temperature.
本文详细地分析了岩石爆破中爆炸能量的传递和转化过程,探讨了炸药与岩石的能量匹配关系。
In this paper, the course of transition and transformation of blast energy in rock blasting were analyzed detailedly, the energy matching relationship of explosion between rock was discussed as well.
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。
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.
该文从炸药的感度、电感应引起早爆、爆炸产生的有害气体等三个方面,分析了爆破过程中的主要不安全因素。
The paper analyzes the major dangerous factors in the exploding process according to the sensitivity of explosive, electricity induced early burst and the harmful gas produced in explosion.
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。
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.
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。
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.
炸药爆炸产生的应力波在不同介质界面中传播会发生变化,这是影响爆破效果的原因之一。
The stress wave induced by the explosion may change during spreading through different interfaces, which is one of the reasons of the influence of rockinterlayer on blasting.
介绍在边坡保护层开挖爆破中采用小直径低爆速炸药的试验情况及取得的良好效果。
The experiment about using slim hole and cool explosives to excavate a slope protection layer in excavation blasting is introduced, and excellent effectiveness is achieved.
首先提出台阶岩体爆破的悬臂薄板物理模型,并在此基础上建立了台阶多排微差爆破的炸药量计算公式。
The physical model of cantilever board in bench blasting is firstly presented and based on the hypothesis, a formula for calculating the charge weight in the MS delay bench blasting is also derived.
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。
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.
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 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.
美国爆破专家日前引爆了800多磅(约360公斤)的炸药,将一所面积近百万平方英尺、21层高的医院夷为平地。
Demolition experts detonated over 800 pounds (360 kilograms) of explosives, toppling a million-square-foot, 21-story Baptist Memorial Hospital where Elvis Presley died.
通过对试验结果分析表明,炸药岩石阻抗最优匹配区并非在其匹配系数等于1处,而是在1.6~1.65之间,并提出了以爆破的破碎圈半径大小来评价炸药岩石阻抗匹配情况的建议。
The results of experiment indicated that the best matched impedance is not at a point when coefficient is 1 but in the range of 1.5 to 1.65. A proposal was made that radius…
通过对试验结果分析表明,炸药岩石阻抗最优匹配区并非在其匹配系数等于1处,而是在1.6~1.65之间,并提出了以爆破的破碎圈半径大小来评价炸药岩石阻抗匹配情况的建议。
The results of experiment indicated that the best matched impedance is not at a point when coefficient is 1 but in the range of 1.5 to 1.65. A proposal was made that radius…
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