As the bolt tension increase, the tension of rail web, stress of joint bar and stress of joint bolt would increase accordingly, but the displacement of rail would become smaller.

螺栓扭矩增大，接头区钢轨轨腰拉力、夹板应力、螺杆内应力都会增大，而钢轨位移会随着螺栓扭矩的增大而减小。

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So you can check out all this stuff and you will be able to monitor how the high-speed rail project here is operating just by going to our Web site.

WHITEHOUSE: Creating New Jobs by Investing in High-Speed Rail