不论是中部浅孔爆破,还是大坝近区岩体开挖,其振动观测结果总体合理。
The observation result of vibration is rational either in middle shallow blasting or in rock excavation near the dam.
通过深孔和浅孔爆破相结合的方法,拆除了南昌老八一大桥30个水中大型钢筋混凝土桥墩。
By a blasting method of combining long holes with short holes, 30 big reinforced concrete bridge piers of the old '8.1bridge in Nanchang were demolished.
混凝土地坪的爆破拆除既可以用常规浅孔破碎法也可以用透孔法。
Both common shallow-hole blasting and through-hole blasting can be used for demolition of concrete ground.
采用有效措施,对震动和飞石进行了控制,成功地完成了大孔在浅孔控制爆破中的应。
The effective measures to control the vibration and fly rocks were adopted to successfully perform the application of large hole in shallow hole controlled blasting.
介绍了浅孔光爆技术在黏土岩中的掘进特点、爆破方法及参数、施工工艺及组织。
The paper introduced the excavation features, blasting method and parameters, construction technology and organization of the shallow borehole smooth blasting technology in clay and rock roadway.
据此提出完成这一设计思想应采取深孔爆破、水压爆破及浅眼爆破相结合的最佳方案。
On these grounds, it is confirmed that the general blasting scheme of combining the long-hole and short-hole blasting with water-pressure blasting should be adopted so as to realize the design idea.
据此提出完成这一设计思想应采取深孔爆破、水压爆破及浅眼爆破相结合的最佳方案。
On these grounds, it is confirmed that the general blasting scheme of combining the long-hole and short-hole blasting with water-pressure blasting should be adopted so as to realize the design idea.
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