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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It features a self-sharpening hardened steel blade, a cast metal handle with tension spring to secure in any position, and a safety guard rail with handle lock.

它具有自我锐化淬火钢叶片的铸造处理与春季的紧张局势，以确保在任何位置，以及一个安全护栏手柄锁。

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This instrument applies tension test of rope structures in the glass curtain wall, rail, power grid and other industries.

本仪器适用于玻璃幕墙、铁路、电力电网等行业中的各种索结构的张紧力测试。此仪器量程较大、测量的索类范围较广、应用全面。

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In California, Thomas Reeves, manager of public affairs and communications for ACE's regional rail commission, says officials have talked about ways to combat the tension, which he says is generally minimal, and even considered ending the program.

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