运用超动态应变测试技术、超声波检测仪对层状复合岩体的爆破损伤破坏机理和破坏过程进行了实验研究。
By use of dynamic strain testing, the ultrasonic wave, bedded composite rock damage and fracture mechanisms and the fragmentation process during blasting have been experimentally studied.
层状复合岩体中岩层性质的差异常常导致预裂爆破效果不理想。
The rock property difference of bedded composite rock often does not lead to ideal Pre-splitting blasting effect.
试验结果证明，复合不耦合装药结构可以降低工作面温度和减小对周围保留冻土爆破振动的损伤。
The test results have proved that the compound non-coupling charging structure can reduce the temperature of the working face and the blasting vibration damage on the reserved frozen soil.
采用ANSYS/LS-DYNA软件对复合结构各层中的爆破能量的分布进行了系统的数值模拟研究；
The anti-blasting and absorbing energy mechanisms of composite protective structure under blasting loads were numerically simulated by applying ANSYS/LS-DYNA.
针对复合煤层回采工作面煤炭生产过程中爆破参数的合理选取问题，进行了一系列现场试验。
To counter the reasonable selection of blast parameters in the process of coal production in a composite coal seam face, a series of on-the-spot tests were conducted.
试验表明：强力复合掏槽在特硬岩立井掘进爆破中应用效果良好；2。
The results show that mighty compound cutting can give a good effect of sinking and blasting in hard rock shaft, and sinking velocity adopted for 2.
在汽泡爆破冲击力及射流的复合作用下，导致材料受损。
The compound action of bubble blast and jet fluid results in material damage.
最后通过含缺陷管道室内修复试验和水压爆破试验，研究复合材料修复技术的施工工艺和修复补强效果。
The process and effection of composite reinforcement system were studied by pipeline reinforcement room experiment and pipeline water stress experiment.
复合型切缝药包的提出为切缝药包爆破提供了更为广阔的应用前景。
The complex slotted cartridge will provide the vaster application field for slotted charge blasting.
把层状复合岩体爆破损伤的研究成果运用到路堑边坡爆破开挖工程实践中，优化了爆破设计方案，取得了较好的经济、安全和社会效益。
The research results were used in cutting slope blasting excavating engineering, which makes blasting design project optimize and improve economy, social and safe benefits.
文章提出了在保护层爆破中采用大孔径复合垫层爆破，对复合垫层爆破的理论进行了研究，并通过数值计算对复合垫层进行了优化设计。
The theory of protective level blasting by using duplicate cushion in large hole is put forward and the optimized design of the duplicate cushion was done by numerical value calculation.
开展复合管短期爆破压力试验研究，得到20种型号复合管短期爆破压力试验结果。
Experiment was carried out on the short-time burst pressure of 20 different specifications of PSP at normal temperature.
采用力平衡法推导出了这种复合管的短期爆破压力计算公式。
The main research results are as follows:(1)Based on strength equivalent method, short-time burst pressure formula of PSP was deduced.
它既保证了经过水压实验后的复合材料壳体有足够的承载能力，又能可靠地预报其爆破压强。
The predicted burst pressure value by the equation well agrees with the practical tested value, so it provides a new safe monitoring means of composite case h…
它既保证了经过水压实验后的复合材料壳体有足够的承载能力，又能可靠地预报其爆破压强。
The predicted burst pressure value by the equation well agrees with the practical tested value, so it provides a new safe monitoring means of composite case h…
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