UNI CEI 11170-3: Guidelines for railway vehicle protection for tramways and with guided rail. Part 3: Assessment of fire behaviour of materials, acceptance limits.

轨道车辆防护的指导。第3部分：材料的防火性能评估，接受限度。

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UNI CEI 11170-2: Guidelines for railway vehicle protection for tramways and with guided rail. Part 2: Design criteria-measures for fire restringing-Signalling, control and evacuation systems.

轨道车辆防护的指导。第2部分： 设计标准灭火措施更换导线信号，控制和疏散系统。

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As an essential component of track structure, the function of rail is to withstand the enormous pressure of the wheel, and pass it to the sleepers. It also guided train wheels move forward.

钢轨作为轨道结构的基本组成部分，具有承受车轮的巨大压力并将其传递到轨枕上，同时引导机车车辆车轮前进的功能。

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The decisive move came around 300 meters out, when Nolen guided her away from the softer ground by the rail and settled her behind the leaders towards the middle of the track.

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