1.
Discussion About Blasting Footage and Cutting Patterns of Circular Tunnel in Supper Hard Rock
圆型隧洞超硬岩爆破进尺与掏槽方式探讨
2.
Research of the Vibration Velocity Attenuation Law of the Particle in Wall Rock Bursting Where Hard Rock Tunneling Advances Rectangularly
硬岩爆破掘进对直角拐弯后巷道围岩中质点振速衰减规律的研究
3.
Drilling and Blasting Technology of Hard Rock in New Ventilating Shaft in Zhangxin Coal Mine
张新矿新风井坚硬岩石凿岩爆破技术
4.
The rock must be broken by blasting.
硬岩须用爆破的方法破碎。
5.
The Application of Presplit Controlled Blasting Technique in the Hard Rock Blast
预裂控制爆破技术在坚硬岩石爆破中的应用
6.
Middle-Deep Bore Blasting Experimental Study on Hard Rock Tunnel Heading
硬岩巷道掘进的中深孔爆破试验研究
7.
Deep Hole Blasting in Hard Rock of No.1 Auxiliary Shaft of Lilou Steel Coal
李楼铁矿1#副井硬岩深孔爆破技术
8.
The design of blasting control of the hard rock in large cross-section undersea tunnel
超大断面海底隧道硬岩控制爆破设计
9.
Application Research on Medium-length Hole Blasting in Hard Rock Drift Excavation
中深孔爆破在硬岩施工中的应用研究
10.
Technical Study and Application on Middle Deep Hole Smooth Blasting for Hard Rock Tunnel;
硬岩巷道中深孔光面爆破技术研究和应用
11.
Monitoring Study on Blasting Vibration by Excavation of Large Cross-Section Shallow Urban Tunnel Constructed in Hard Rock Mass
城市浅埋硬岩大跨隧道开挖爆破振动监控研究
12.
Analysis on explosion parameters of blast seismic exploration in carbonatite rock
硬岩地层爆破地震勘探的激发因素分析
13.
Numerical analysis of influence of uncoupled explosive-charge structure on stress field in hard rocks
不耦合装药爆破对硬岩应力场影响的数值分析
14.
This paper presents a method of demolishing the footing of overpass bridge pier by means of blasting under conditions of hard rock and narrow excavation space with a view of giving reference for same kind demolition.
本文介绍了坚硬岩石小爆破截面条件立交桥桥脚桩基孔的爆破方法,可为同类施工提供借鉴。
15.
Colloidal particles are formed in considerable amounts in hard-rock drilling and blasting operation.
在硬岩石钻孔和爆破作业中，大量地生成胶体粒子。
16.
Optimization of drilling and blasting parameter of fracture rock
破碎矿岩凿岩爆破参数优化方法探讨
17.
Quarrying Granite with Water Split by Detonating Fuse Blasting
导爆索水压劈裂爆破开采花岗岩石材
18.
Fisher discriminant analysis model of rock burst prediction and its application in deep hard rock engineering
深部硬岩岩爆预测的FDA模型及其应用