Laboratory experiment study on the ballast and ventilated railway embankment in permafrost regions;
多年冻土区道碴、通风管结构铁路路基室内试验研究
Test and Study on Ballast Elasticity and Accumulated Deformation;
道碴弹性与累积变形的试验研究
Effects of Ballast Thickness on Rail Track Structure;
道碴厚度对轨道结构的影响
The rail beds well on the ballast.
铁轨在道碴上搁得很稳。
Study on Structural Behavior of Track-ballast-beam System
轨道—道碴—梁体系统受力性能研究
Study on Testing Method for Ballast Resistance of UM-71 Jointless Track Circuit
无绝缘轨道电路道碴电阻测试方法的研究
Coarse gravel or crushed rock laid to form a bed for roads or railroads.
道碴用来铺公路或铁路路基的粗砂砾或碎石
The rails of the two tracks are supported on wooden ties resting on a ballast.
两条线路的钢轨放置在有道碴承托的枕木上。
The Research of Railway Ballast Produce System of Lulong Quarry;
卢龙采石场铁路道碴生产系统优化研究
The Mechanics Analysis of Continuous Bed Slab of Ballastless Track of Switch;
道岔区无碴轨道连续道床板力学分析
Study of Foundation Style Choice to the Continuous Welded Turnouton on Ballastless Bridge;
桥上无缝道岔无碴轨道基础选型研究
Study on Construction Technology of Double-block Ballastless Track in tunnel
隧道内双块式无碴轨道施工技术研究
Study on Column-Net Structure Embankments of Ballastless Track in High Speed Railway;
高速铁路无碴轨道桩网结构路基研究
Calculation of Impedance of Rail Track for Ballastless Track Line;
无碴轨道线路钢轨阻抗参数计算方法
Research on Wheel-Rail Rolling Noise on Ballasted Track of Passenger Dedicated Line;
客运专线有碴轨道轮轨滚动噪声研究
Finite Element Analysis for Strength of Track Structure;
有碴轨道结构强度有限元分析与应用
Study of CA Mortar Mixture Ratio and Construction Technology for Slab Track on Qin-Shen Passenger Railway;
板式无碴轨道CA砂浆与施工技术研究
Research on Project Management of Slab Track Construction Equipment;
无碴轨道施工装备研发项目管理研究
The Research of Lowest Radius to High-Speed Railways with Ballastless Tracks;
无碴轨道高速铁路最小曲线半径研究
Analysis of design and construction for Rheda 2000 type ballastless track;
Rheda 2000型无碴轨道设计与施工分析
On dynamic adjustment construction of CRTS Ⅰ type unballasted track
CRTSⅠ型板式无碴轨道线路动态调整施工