presplit blasting

用法例句

Study of presplitting blasting experiment in water-bearing blasthole of open pit slope;

露天边坡含水炮孔预裂爆破试验研究

Calculation of presplitting blasting parameters of open slope;

露天边坡预裂爆破参数计算

Presplitting Blasting Technology Apply in Jin Ping Hydropower Station Project;

预裂爆破技术在锦屏水电站工程中的应用

Study on wide space pre-splitting blasting in Bayanghe stock yard;

八洋河料场宽孔距预裂爆破研究

Aplication of short delay pre-splitting blasting technology among and inside deep holes in engineering blasting of fragment room;

深孔孔内、孔间微差预裂爆破技术在破碎峒室工程爆破中的应用

Experimental study on short delay pre-splitting blasting among the holes;

孔间微差预裂爆破试验研究

Discussion on problems from presplit blasting in actual construction;

预裂爆破在实际施工中的几大问题分析

Application of presplit blasting in excavation for toe slab of concrete face rockfill dam at Shuibuya hydropower project;

预裂爆破在水布垭枢纽趾板开挖中的应用

Application of presplit blasting in left abutment excavation of Hongjiadu hydropower project;

预裂爆破在洪家渡水电站左坝肩开挖中的应用

Energy-concentrated pre-split blasting and slope stability analysis;

聚能预裂爆破与边坡稳定性分析

An application of technology of large size upright deep hole pre-split blasting in Yunfu Pyrite Mine is introduced, and　some improvement concrete measures in according to these problems existed in the practice are presented in this article.

介绍了大孔径垂直深孔预裂爆破技术在云浮硫铁矿临近边坡控制爆破中的应用,并针对实践中存在的一些问题,提出了具体改进措施。

For example of granite,block stone mining analyzed deeply the blasting parameter; the construction point of pre-split blasting engineering, and evaluated the blasting effect.

针对花岗岩块石开采工程 ,深入分析了预裂爆破参数的选择、爆破施工应遵循的要点 ,并对爆破效果进行了评价 ,结果表明预裂爆破在该项工程中得到了成功应

It can provide new ways and theory to improve the blasting effect of the pre splitting blasting of structure face.

这为结构面预裂爆破效果的改善提供了新的有效途径和理论依

Based on many in situ experiments of pre splitting blasting, the application of pre splitting blasting technology in cutting slope is studied in this paper.

根据大量的现场预裂爆破试验 ,研究了预裂爆破技术在路堑边坡施工中的应用 ;从现场的实际情况出发 ,通过现场的爆破试验 ,对爆破方案进行了优化 ,取得了良好的爆破效果 ;对岩土开挖工程的爆破施工具有指导意义 ,同时取得了明显的社会和经济效

The pre splitting blasting,technical parameter, firing method and blasting effect of the project are introduced.

为确保边坡稳定 ,降低工程成本 ,采用了预裂爆破技术。

The implementation method of controlling the chamber excavation by quasi presplit blasting technology is described.

简要介绍了南芬铁矿胶带运输排岩系统 1# 胶带驱动站硐室开挖的施工顺序 ,详细地阐述了采用准预裂爆破技术控制硐室超挖的施工方法。

Application of Shock Presplit Blasting on 21st Coal Working Face

松动预裂爆破在21煤工作面的应用

Application of Pre-blasting Technology in the Nanfen Open-Air Iron Mine

预裂爆破技术在南芬露天铁矿的应用

Technology of Excavating Square Vertical Well by Pre-split

方形竖井预裂爆破一次成型施工工艺

Theoretical Study of Equation of Calculating Powder Charge Quantity for Pre-split Blasting Line

预裂爆破线装药量计算式的理论研究

Intelligent Study on Parameter and Crack Analysis of Rock in Pre-split in Blasting;

岩石预裂爆破成缝分析及爆破参数确定的智能研究

The application of MS-delay pre-splitting blasting and MS-delay close-drilling pre-splitting blasting in the high rock slope excavation for CMICT dock was introduced.

介绍了微差预裂爆破和微差密孔预裂爆破在CMICT码头高边坡开挖工程中的应用。

Study on the Technology of Long-hole Pre-splitting Blast Controlling in High Gas Coal Seam to Increase Permeability;

高瓦斯煤层深孔控制预裂爆破增透技术研究

Presplitting Blasting Technology Apply in Jin Ping Hydropower Station Project;

预裂爆破技术在锦屏水电站工程中的应用

Optimizement Study of Pre-splitting Parameter in Xiaowan Dropower Station;

小湾水电站开挖中预裂爆破参数的优化研究

Technic Study on Increasing Permeability of Deep-hole Presplitting Blasting and Its Application in Low Permeability Coal Seam;

低透气煤层深孔预裂爆破增透技术研究及应用

Numerical simulation on increase of permeability using deep-hole pre-splitting explosion in coal seam

高瓦斯煤层深孔预裂爆破增透数值模拟试验

Presplit Blasting in Excavation of High Slope at Right Bank of Jinping I Hydropower Station

锦屏一级水电站大坝右岸高边坡预裂爆破施工

The Application of Deep Hole Presplitting Blasting Technology in Rock Crosscut Coal Uncovering

深孔预裂爆破技术在石门揭煤中的应用

A Practice of Presplitting Blast for Long Hole Benching in Multi-Governing Factor Condition

多控制因素条件下深孔台阶预裂爆破的实践

INFLUENCE OF DEEP-HOLE CONTROLLED PRE-CRACKING EXPLOSION ON MICROSTRUCTURE OF COAL

深孔控制预裂爆破对煤体微观结构的影响

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

Research on Pre-Splitting Blasting Design Expert System and Its Application in Cutting Excavation of Expressway;

路堑边坡开挖预裂爆破设计专家系统的研究及应用

Study on Effect of Intensified Increasing Permeability by Deep-hole Presplitting Blasting in High Gas and Low Permeability Coal Seam

高瓦斯低透气性煤层深孔预裂爆破强化增透效应研究