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The paper introduces the applicated technology,computation methods of smooth presplitting blasting in mountainous freeway for reference.

介绍光面预裂爆破的应用技术、计算方法 ,这对光面爆破在山区高速公路中应用有一定参考价值。

Controlled smooth blasting technology applied to seam gateway and semi coal-rock roadway in Shouli Mine;

朔里煤矿煤巷与半煤岩巷控界光面爆破技术

The research on the application of smooth blasting in fast excavation;

光面爆破在快速掘进中的应用

Application of smooth blasting one-step forming technology in drift driving for large-sized section;

光面爆破一次成型法在大断面巷道掘进中的应用

The technology problems of blasthole depth,cutting blasting,smooth wall blasting,and directional blasting is discussed.

文章对炮眼深度、掏槽爆破、光面爆破、定向爆破等技术问题进行了探讨。

Adopting smooth wall blasting in excavation can reduce the vibration and the fracture to the surrounding rock, also it can guarantee the surrounding rock's perfection and stability.

采用光面爆破掘进法,减小了对围岩的扰动和破坏,确保了围岩的完整性及自身的稳定性,与超前锚杆、喷锚网、U型钢金属架支护配合使用后,保证了矿块回采进路的稳定性,同时为安全生产打下了良好的基础。

Based on the smooth wall blasting technigue,smooth wall pipe split blasting technique is presented and the possibility, function and advantage of the method is confirmed by experiment,which contributed functional basis for effectivly managing the roof of under ground station and underground road rock of the gold min

在光面爆破的基础上提出了光爆劈裂管爆破法 ,并通过试验证实了此法的可行性、实用性、先进性 ,为黄金矿山井下采场顶板和井巷硐室的围岩管理工作达到更高的目标提供了实用依

Factors affecting smooth surface blasting;

影响光面爆破效果的因素分析

This article is detailed to introduce the principle,the method of smooth surface blasting,the choice of the parameter of smooth surface blasting,the standard and the advantage of smooth surface blasting,explaining the necessity of adopting smooth surface blasting.

本文详细介绍了光面爆破的原理、光面爆破的方法、光面爆破参数的选择、光面爆破的标准和光面爆破的优点,说明了采用光面爆破的必要性。

At present,the application of smooth surface blasting for hydraulic tunnel becomes more and more popular.

目前 ,水工隧洞光面爆破施工技术应用日趋普遍 。