support work

Selection of plan for prop pipelining with densely arranged large diameter pipes, working pit support, some problems and technical difficulties during prop pipelining were introduced, taking Laoshan water discharge project (Second modification for Chenglinzhuang Road) as an example.

以天津市程林庄路二期改造———崂山道排水工程为例,介绍了密排大口径管道顶管施工方案的选择及工作坑支护施工、顶管施工过程中遇到的一些问题和技术难点,并给出了相应的处理措施。

ANALYSIS ON BEHAVIOR OF COMPOSITE SOIL NAILING IN SOFT SOIL FOUNDATION SUPPORTING

软土基坑复合土钉支护工作性能分析

Working Mechanism and Analysis of Finite Element Method of Soil Nailing for Loess Foundation Pit;

黄土基坑土钉支护工作机理与有限元数值分析

square set stope

方框支护回采工作面

Construction Technology of Using Protective Steel Plate as Concrete Support Framework

防护钢板作混凝土支护模板施工技术

The Theory Research on Support System Reliability of Full Mechanized Working Face;

综采工作面支护系统可靠性理论研究

How to Improve the Maintenance and Management of Telecommunication in the Country;

如何搞好农村支局的维护和管理工作

Technology of Supporting Super High Roadway in Large-height Mining Face

大采高工作面超高巷道掘进支护技术

Support Density Calculation and Roof Management in Blast Mining Face

炮采工作面支护密度计算及顶板管理

Analyse and design of the supporting density on the individual hydraulic prop working face

单体液压支柱工作面支护密度的分析与设计

Research on Supporting Density of Powered Support for Full-mechanized Caving Ming in Shuiliandong Colliery

水帘洞煤矿综放工作面支架支护强度的确定

Supporting Technology of Mining Roadway in Abutment Pressure Zone of 2304 Mining Face in Sihe Colliery

寺河矿2304工作面巷道支承压力区支护技术

Practice of Large Mining Height Hydraulic Prop Supporting Face

大采高单体液压支柱工作面支护型式实践

Observation and Research of Bearing Stress of Advance Support of Fully Mechanized Coal Mining Face

综采工作面超前支护支承压力观测与分析

The support technics process of "three bolting-anchor" support (bolting and shot-concreting、 anchorage cable、 bolt-grouting) of soft rock roadway is studied in this paper.

本文对软岩巷道“三锚”(锚喷、锚索、锚注)支护的支护工艺过程作了研究。

Research on the Working Mechanism and Engineering Application of Soil Nailing;

土钉支护技术的工作机理和工程应用研究

Study on the Mechanism and Engineering Application of Soil Nailing;

土钉支护结构的工作原理和工程应用研究

A New Technology of Roof Supporting in End-mining of Full-mechanized Mining Face

综采工作面收尾施工中顶板支护的一种新技术

Construction technique of Compound Reverse Construction Method for Retaining and Protecting Engineering of Super Deep Circle-Foundation Pit

超深圆形基坑支护工程的复合逆作法施工技术