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The first piece is about the tractive calculationonrailway trestle .

论文的第一篇是关于铁路栈桥列车牵引计算.

On chill and tractive reaction during the operation .

对术中寒战及牵拉反应的影响。

It was also recognized that this force is a tractive force .

这种力量也被认为是吸引力。

Flexible lining shall be designed according to the method of allowable tractive force .

应根据允许牵引力方法设计柔性衬里。

See the following table for the installation capacity of tractive rectification units of each tractive substation .

各牵引变电所牵引整流机组安装容量见下表。