This paper opens a new avenue for welded turnout calculation theory and design method.
为无缝道岔计算理论和设计方法的研究开辟一条新途径。
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.
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。
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