炮孔堵塞是影响压实效果的重要因素。
The blasthcle stemming is an important factor affecting the squeeze of the clay.
对直线掏槽的炮孔布置进行了优化设计。
The cutting holes layout for straight cutting has been optimized.
固体颗粒封孔的装药结构频繁发生炮孔堵塞。
The hole remained may be blocked up frequently after blasting if the solid granular material was used for stemming.
本文介绍应用热电偶测量炮孔温度的方法与结果。
The method and result of using thermocouple to measure temperature of blast holes are introduced in this paper.
此外，试验还表明最佳的炮孔深度接近于井筒的半径。
In addition, our experiments also indicate that the best depth of blast hole is close to shaft radius.
该方法融合了炮孔水压爆破和空气不偶合装药爆破的特点。
The method includes the characteristic of hydraulic pressure blasting and gas decoupling blasting.
通过对炮孔爆破的破岩机理分析，论述了挤压爆破的原理；
Through the analysing of mechanism of breaking rock in a hole explosion, the principle and design method of a crushing blasting is expounded.
本文介绍了适用于小直径炮孔爆破的岩石聚能切割爆破技术。
Based on the principle of cumulative charge explosion, a new kind of rock cutting blasting technique, the jet perforator charge blasting in small diameter boreholes, is developed in this paper.
试验结果表明，用锰铜压阻传感器测试炮孔孔壁压力是可行的。
Experimental results indicated that direct measurement of explosion pressure on the wall of a borehole by manganese-copper sensor is feasible.
具有分段装药结构炮孔的缓冲孔爆破是边坡控制爆破方法之一。
Cushion blasting with divided charge holes is one of the controlled blasting techniques near slopes.
大不偶合系数的炮孔装药爆后。气体静压是产生裂纹的主要原因。
Gas dead stress is mainly reason for crack occurrence when greater decoupling charge factor is adopted for blasting hole.
炮孔孔壁压力问题在爆破机理研究中占有极其重要的地位和作用。
The research into explosion pressure on the wall of a borehole occupied a very important place in the study work about the mechanism of rock fragmentation by blasting.
水中冲击波压力峰值在炮孔轴线上衰减比垂直于炮孔轴线向上衰减慢。
The peak pressure attenuation of shock in water in borehole axis direction was slower than the direction vertical to the borehole axis.
从理论上推导了切割时的炮孔间距的计算公式，并得到了试验的证实。
Theoretically, a calculating formula of borehole span in marble cut was produced which was proved in the site tse...
同时，还进行了炮孔孔内温度梯度的测量，它与炮孔深度及其温度有关。
The temperature gradient in blast hole was also measured and the temperature gradient was relative to the blast hole depth and its temperature.
同时，还进行了炮孔孔内温度梯度的测量，它与炮孔深度及其温度有关。
The temperature gradient in blast hole was also measured and the temperature gradient was relative to the blast hole depth and its tem...
本文分析了炮孔堵塞材料的作用机理，受力情况及在炮孔中运动速度规律。
This paper analyses blasting mechanism, forces and moving regularity of stemmed materials in hole-charged blasting.
本文介绍了爆破设计的原则、药量计算、炮孔布置、起爆网路和安全措施。
In this paper, the principle of blasting design, the calculation of charge mass, the arrangement of pre-molded holes, priming circuit and safety precautions are introduced.
本文在爆破模型试验的基础上探讨了相邻炮孔破裂和不同起爆时差的影响。
On the basis of explosion model testing, this paper discusses the splitting behavior of rock between adjacent decoupling-charged holes and the effect of time delay on rock fracture.
计算表明，炮孔深度(装药长度)增大，爆炸应力波峰值随距离的衰减指数减小。
The results indicate that the decay coefficient of the peak value of blast wave with the distance will be reduced as the hole depth (charge length) is increased.
数值模拟结果表明，在堵塞条件一定时，单自由面垂直炮孔爆破漏斗与装药长度无关。
The results indicate that there is no relationship between the explosion crater and the length of the charge under a certain stemming condition.
介绍长沙市芙蓉路电缆隧道e标段掘进的爆破参数、工作面炮孔布置形式及起爆方式。
This paper deals with the blasting parameters, working face blast hole patterns and the initiating system in the E-Bid section of the Furong Road Cable Tunnel Construction Project in Changsha.
本文分别运用动态云纹-光弹性和电阻应变量测方法研究了相邻两炮孔之间爆炸应变场。
The blasting strain fields between two adjacent boreholes initiated simultaneously were investigated with the dynamic moire-photoelasticity and strain gauges.
基于断裂动力学理论，文章论述了切缝药包定向断裂控制爆破炮孔间贯通裂纹形成的机理。
Based on the theory of dynamic fracture mechanics, the mechanism of crack-forming among shot holes in the directional split of rock by controlled blasting is expounded.
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；
Practice shows that adopting methods such as decreasing boring parameter, changing structure of explosive setting and sequence of initiation, etc. can improve blasting effect;
为了考查无空孔直眼掏槽爆破参数，采用数值模拟方法研究单自由面垂直炮孔的爆炸作用问题。
To investigate the parameters of parallel cut blast without empty holes, an advanced numerical method is used to study the explosion effect of charge in hole perpendicular to a free surface.
提出了一种新型的断裂控制爆破方法——在炮孔内同时利用不同的偶合介质(水和空气)爆破法。
A new method of fracture controlled blasting was presented, which makes use of different coupling mediums (water and gas) to carry blasting in the hole at the same time.
通过分析表明：影响粉碎区半径和爆腔半径的主要因素是冲击波的强度、岩石的性质和炮孔尺寸等。
The results show that the principal factors effecting the smash district and the blasting cavity radius are strength of the shock wave, the characteristics of rocks and radius of the hole.
运用爆炸冲击波理论，讨论了炮孔柱状装药爆破时的岩石粉碎区及其形成时间、爆腔半径及其扩胀规律。
According to the theory of shock waves, the smash district and its forming time, the blasting cavity radius and its expanding characteristics are all discussed in this paper.
运用爆炸冲击波理论，讨论了炮孔柱状装药爆破时的岩石粉碎区及其形成时间、爆腔半径及其扩胀规律。
According to the theory of shock waves, the smash district and its forming time, the blasting cavity radius and its expanding characteristics are all discussed in this paper.
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