In Mining old mine section,the stage pillars are recovered by using single hydraulic prop and π type steel girder support.
在旧区复采过程中,选用单体液压支柱与π型钢梁配套支护回收阶段煤柱,进行老旧、残区回采,极大地提高了矿井煤炭资源回收率,使已经废弃的资源得已再回收。
Interaction between Girder and Rail of Rail Transit Viaduct with U-shape Girder;
轨道交通槽型梁桥梁轨相互作用研究
Theory Studies on the Behaviors of Beam-Column Connections with Beam-End Horizontal Haunch;
梁端翼缘扩大型梁柱节点受力性能理论分析
Experimental Evaluation on the Behaviors of Beam-To-Column Connections with Beam-End Horizontal Haunch;
梁端翼缘扩大型梁柱节点受力性能的试验研究
The Application of Pre-stress Concrete U-Shaped Beam in Road-Bridges;
预应力混凝土槽型梁在公路桥梁中的应用
Seismic behavior and design method of beam-to-column connections with beam-end horizontal haunches
梁端翼缘扩大型梁柱节点抗震性能和设计方法
Application of Grillage Method to Reinforcement with the Section Changing Method for T-Girder Bridge
梁格法在截面转换加固T型梁桥中的应用
This bridge was built with precast channel girder sections, but could be built with AASHTOI girders or box sections.
该桥是采用预制的槽型梁修建的，但是也可利用AASHTOI的标准工型梁或箱型梁修建。
The box corner welds were made with E70 electrodes.
箱型梁内角部焊缝所用的电焊条为E70。
The Finite Element Method of Bridge Continuous Box Girder Beam and T Tepth Beam;
箱梁、T型断面梁的空间板有限元解法
Radiator Upper Crossmember Typical
散热器上横梁 典型的
Study on Bearing Performance of Through-going Beam Connection Joint of Concrete Column and Steel Beam;
混凝土柱—钢梁梁贯穿型节点受力性能研究
Research on the Design and Production Optimization of the Large-scale Bridge s Prefabricated Beam Plant;
大型桥梁工程预制梁场设计及生产优化研究
Analysis of Grillage Method for Two-span 24-m Continuous Multi-chamber Irregular Box Girder Bridge
两跨24m连续多室异型箱梁桥梁格法分析
SEPARATING RESEARCH ON STABILITY CONDITION OF H-SECTION AND I-SECTION STEEL BEAMS
区别处理H型钢梁与工字钢梁稳定性条件
Researches and developes a new technique in making the U-Shape groove (include board of flank) in the main girder of the LD electric single-girder grane by cold bending;
LD型电动单梁起重机主梁U型槽(侧板)冷弯成型工艺的研究与开发
Research of Hot Forming Processing of New Type Integral Beam Frame;
新型整体式制动梁架热成型工艺研究
Principle Analysis of New Type Hydraulic Control System for Girder Machine TLMEL900
TLMEL900型提梁机新型液压控制系统研究
On erecting railway 2201T form by using TJ168 bridge girder erection machine
TJ168型架桥机架设铁路2201型T梁的施工