1.
The rail beds well on the ballast.
铁轨在道碴上搁得很稳。
2.
Study on Structural Behavior of Track-ballast-beam System
轨道—道碴—梁体系统受力性能研究
3.
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
4.
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
5.
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。
6.
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
7.
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
8.
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
9.
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
10.
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
11.
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
12.
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
13.
Finite Element Analysis for Strength of Track Structure;
有碴轨道结构强度有限元分析与应用
14.
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
15.
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
16.
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
17.
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
18.
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