1) diamond crossing
可动心轨菱形叉
2) Movable point frog
可动心轨辙叉
3) center frogs
菱形交叉道岔中心辙叉
4) diamond crossing with one curved track
曲直线轨道菱形交叉
5) diamond crossing on straight track
直线轨道间菱形交叉
6) swing nose rail
可动心轨
1.
39 turnout, through caculaion and analysis, get the line shape of turnout and swing nose rail, reach some conclusion, and also give some suggestion how to improve design theory.
因此,本文是以39号高速道岔为例,分析计算并设计出道岔线形及可动心轨的线形尺寸,并得出相关结论,及下一步需要完善改进的措施。
补充资料：叉手叉脚
1.形容参差不齐。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条