虽然在秦沈客运专线道岔研制过程中，开展了部分理论研究，但其研究成果已不能完整地指导目前的高速道岔设计。
Although we have progressed some theory research on develop of turnout on the Qinhuangdao-Shenyang dedicated passenger line, the production can not direct the design of the actual high speed turnout.
随着列车提速和客运专线的建设，道岔的设计也由静态设计向动态设计转变，弹性可弯尖轨及心轨的扳动力及不足位移是道岔设计中的关键问题。
The model of switch calculated is built aiming to number 42 double arm elastic bending point rail, system analysis is made for switching force and inadequate displacement.
为无缝道岔计算理论和设计方法的研究开辟一条新途径。
This paper opens a new avenue for welded turnout calculation theory and design method.
本文介绍了50AT道岔钢轨的开发研制过程中孔型设计及试制情况。
The development process including the pass design and trial production of 50AT switch rail is introduced.
对设计、使用复式交分道岔安装装置有一定的借鉴作用。
It would work as certain reference for designing and applying the installation device of multiple slip switches.
我院设计的外锁闭道岔系统荣获全国第四届优秀工程标准设计金奖。
External-locked switch system designed by our institute won the standard design gold medal of the Fourth National Excellent Projects.
阐述了铁路沙盘设计的必要性，介绍了铁路沙盘的道岔控制电路的设计和动作原理。
This paper expounds the necessity of rail sand table design, and illustrates the design and switching mechanism, which is safe and can be found a wide application in rail sand table.
阐述了铁路沙盘设计的必要性，介绍了铁路沙盘的道岔控制电路的设计和动作原理。
This paper expounds the necessity of rail sand table design, and illustrates the design and switching mechanism, which is safe and can be found a wide application in rail sand table.
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