1)protecting borehole wall blasting护壁爆破
1.Application of double-pipe protecting borehole wall blasting in development laneway of Qingping Phosphate Mine;光面护壁爆破在清平磷矿开拓巷道中的应用
2.To study single hole-unilateral protecting borehole wall blasting,cement mortar model tests were carried out.对单孔单侧护壁爆破进行了砂浆模型试验,并对护壁面和临空面进行了动态应变测试,测试结果显示护壁面的应变峰值较临空面降低了44%;运用LS-DYNA3D有限元软件对该试验进行三维数值模拟,分析了炮孔周围介质的有效应力场、压力场、速度场及质点位移的发展和分布。
3.This paper introduced the principle and method of protecting borehole wall blasting and its application in the Dongxia and Weifang coal mine.本文介绍了护壁爆破原理和方法以及其在东峡煤矿、潍坊煤矿的应用情况。
英文短句/例句
1.Application of Smooth Blasting with Borehole Wall Protection in Tunneling in Fractured Rock光面护壁爆破在破碎岩体巷道掘进中的应用
2.Mechanics Studies on the Impact of Blasting upon Cast-in-place Concrete Wall in Excavating Pile Pier & the Measure of Protecting the Wall掘桩爆破炸坏随砌护壁力学分析及防止措施
3.The force of the blast dashed him against the wall of the cave爆破的冲击波使他撞在洞壁上。
4.Study on the Hydraulic Blasting of Upper Air Thin Wall Reinforced Concrete Funnel高空薄壁钢筋混凝土漏斗水压爆破技术研究
5.The Effects of Ambient Pressure on Wellbore Crushing Effect Under Explosive Fracturing爆炸压裂下围压对井壁破碎效果的影响
6.Surgical Treatment for Enophthalmos after Orbital Blowout Fractures眼眶壁爆裂性骨折合并眼球破裂内陷的矫治
7.Study on the Pliability Cushion Explosion Method and Effectively of the Protected Level of Dam Foundation Rock s Excavating;大坝基岩保护层开挖中柔性垫层爆破方法及爆破效果研究
8.The basement walls suffered some damage, mostly in the rear i.e. away from the explosion.地下室的墙壁受到一定程度破坏，主要在背面，亦即背向爆炸的地方。
9.UNDERWATER PRESPLITTING--A SIMPLE AND EASY WAY TO CONSTRUCT WHARF ON ROCKY BANK水下预裂爆破——岩基海岸建造码头岸壁的简便途径
10.DYNAMICS STUDIES ON THE IMPACT OF BLASTING UPON CAST-IN-PLACE CONCRETE WALL STRENGTH IN SHAFT SINKING凿井爆破冲击对随砌砼井壁强度影响的动力学研究
11.Research on Response of Concrete Rock Face Beam to Stage Excavation Blasting Vibration in Underground Powerhouse;地下石房分层开挖爆破对混凝土岩壁梁振动影响研究
12.The Entire High Step Standing Shot Cuts Road Section Construction in the Ruguang Road Half Wall全高一步松动爆破在汝广公路半壁路堑路段的施工
13.There are many different materials which can be used as blasting mats.许多不同的材料均可用做爆破防护垫之用。
14.The Casting Discipline Study and Controlling Protection of Blasting Individual Flying Rock爆破个别飞散物的抛飞规律研究及控制防护
15.Blasting Vibration Velocity Prediction Based on Regression Analysis for Protecting Ancient Architecture基于回归分析的爆破振速预测保护古建筑
16.RESEARCH ON EXPERIMENT OF PROTECTION OF WELL MOUTH CONSTRUCTED BY COMPRESSION BLASTING IN LOOSE STRATUM松散层介质压缩爆破成井口部保护试验研究
17.Experimental Research on Safety Protection of Chamber Blasting Charging in High-temperature Chamber硐室爆破时高温硐室装药的安全防护试验研究
18.Applying Combined Supporting to Controlling Arch Body Deformation and Damage of Auxiliary Shaft Wall利用联合支护手段治理副井井壁碹体变形破坏
相关短句/例句
smooth blasting of pipe protecting borehole wall光面护壁爆破
1.The shear stress on smooth blasting of pipe protecting borehole wall between free face and protecting face reaches as high as 3.进行了光面护壁爆破和切缝护壁爆破技术的动态光弹性试验,获得了光面护壁爆破和切缝护壁爆破过程的等差条纹图。
2.Dynamic photo elasticity experiment is conducted,and the isochromatic fringes graphs in the process of smooth blasting of pipe protecting borehole wall is obtained.在理论上分析了光面护壁爆破新技术的作用原理。
3)protecting borehole wall smooth blasting护壁光面爆破
4)single hole-unilateral blasting单孔护壁爆破
5)New technology of double-pipe protecting borehole wall blasting护壁爆破新技术
6)Cutting seam cartridge blasting of protecting borehole wall with pipe切缝护壁爆破
延伸阅读
护壁墙裙。
