frog number

Railway turn out number series

GB/T1246-1976铁路道岔号数系列

Analyzing on influence of longitudinal force and displacement to No.41 seamless turnout

41号无缝道岔受力与变形的影响分析

Solution of Application of Large-number Switches in Signal System

大号码道岔应用在信号系统中的解决方案

Model Selection of Switch Rail Heel-End of No.18 Ballastless Jointless Switch

无砟轨道18号无缝道岔尖轨跟端结构选型

Numerical Analysis on Deformation and Stress of the Surrounding Rock of Dichotomy Tunnel

分岔隧道的围岩应力及变形数值分析

A Study on 3D Numerical Simulation of Branch Tunnel Construction

分岔隧道施工三维数值仿真模拟研究

Analysis of NO.18 Moveable-Turnout Insufficient Displacement;

18号可动心轨道岔心轨不足位移仿真分析

Analysis on Switching Force and Inadequate Displacement of No.42 Moveable-Turnout;

42号道岔可动心轨扳动力及不足位移分析

Longitudinal Force and Deformation Analysis of Large-Sized Welded Turnout by Finite Element Program;

大号码无缝道岔纵向力和位移的有限元计算

Caculation and Analysis for No.39 Turnout Geometry and Swing Nose Rail

39号道岔平面线形及可动心轨的计算研究

Hoisting Design of the Whole-set Switch of Passenger Dedicated Rail Line 18# Turnout

客运专线18号道岔转辙器整组吊装设计

Analysis on Switching Power for New No.9 Turnout with Curved Blades of Negative Secant Type

新型相离型曲线尖轨9号道岔的扳动力分析

Research on Switch Acquistion and General Track Signal Generator in Computer Monitoring System;

微机监测系统道岔采集机及通用轨道信号发码器的研究

The Design and Development of Measurement Device for High-Speed Switch s Engineering Parameter;

高速道岔工务参数检测仪的设计与实现

switch locking bar

道岔锁条[锁闭杆]

Attendant: No, you haven't. The turn off is about ten kilometres ahead. It's Exit55.

服务员：还没有。出口岔道在前边大约十公里处，是第55号出口。

Study on Geometry and Dynamic Response of the Big Number Turnout on the Qinhuangdao-Shenyang Dedicated Passenger;

秦沈客运专线大号码道岔线型分析和动力响应研究

Schema of Point with Large Number Keeping the Continuity of Bending Track Information in CTCS Level 2

CTCS-2级列控系统大号码道岔弯股信息连续性的方案