The calculation formulas in plane and in vertical cross section are derived.
得出了在平面上和剖面上的解析解。
The plane and vertical section design parameters of railway line directly affect the line grade and the running safety and comfortableness.
线路平纵断面设计参数直接影响到线路等级以及行车的安全性和舒适性。
The plane and vertical section design parameters of railway line directly affect the line grade and the running safety and comfortableness.
线路平纵断面设计参数直接影响到线路等级以及行车的安全性和舒适性。
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