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1·The goods will be send to the railhead by lorry.

货物将由货车运送到铁路终点。

2·The goods will be sent to the railhead by lorry.

货物将由货车运送到铁路终点。

3·This series machine is single column vertical lathe, it has a railhead and a side head.

本系列单柱立式车床，有一个立刀架和一个侧刀架。

4·The effects of case parameters on the distribution of elastic-plastic stress hi railhead are analyzed including lateral displacement, gross rail load on axle and constrained conditions of rail bottom.

对于工况参数，主要分析了横移量、轴重和轨底约束对轮轨滚动接触应力场的影响。