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无碴轨道与有碴轨道的区别

更新时间: 2020-09-22 00:00:00     

1、无碴轨道是以混凝土或沥青砂浆取代散粒道碴道床而组成的轨道结构型式,它具有轨道稳定性高,刚度均匀性好,结构耐久性强和维修工作量显著减少等特点,对于高速铁路较传统的有碴轨道有更好的适应性;

2、有砟轨道:是指在路基上面使用石渣作为道床使用水泥轨枕,石渣就是石头子,其要求是构造均匀,坚硬,耐风化,冲击韧性好,富有弹性。传统有碴轨道具有铺设简便、综合造价低廉的特点,但容易变形,维修频繁,后期维修费用较大。

关键词: 轨道 区别

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