A mechanical model and its calculation method are advanced for calculating the variation regularity of load on the rails of the close contact section between switch point and stock rail.

提出了求解道岔转辙器部分尖轨与基本轨密贴区域内轮载在两钢轨上分布规律的力学模型与计算方法。

youdao

The characteristic of the temperature stress in the jointless switch lies in supporting additional temperature stress on the stock rail, the stress and the displacement presents the complex nature.

无缝道岔温度力的特点在于基本轨要承受附加温度力的作用，岔内钢轨受力和位移状况复杂。

youdao

Railways have benefited from such technological improvements as double-stacked rail cars and better software for managing both rolling stock and supply chains.

铁路（公司）也因技术改进而受益，例如双垛轨道车，而且有更好的软件管理全部机车和供应链。

youdao

Under an agreement reached at the meeting, each association is taking possession of mothballed Belgian rail stock to restore and use.

WSJ: Belgian Train Museum Had a Hard Time Getting on Track

But the stock- futures division is the third rail of the exchange world.

FORBES: A Wild Card in the Exchange Wars

Rail transportation companies have had a decent year from a stock market perspective.

FORBES: CSX Switches Coal For Shale Oil And Gas, Tops Profit Estimate And Raises Dividend