道床是轨道的重要组成部分,是轨道框架的基础。道床通常指的是铁路轨枕下面,路基面上铺设的石砟(道砟)垫层。主要作用是支撑轨枕,把轨枕上部的巨大压力均匀地传递给路基面,并固定轨枕的位置,阻止轨枕纵向或横向移动,大大减少路基变形的同时还缓和了机车车辆轮对钢轨的冲击,便于排水。
文章详细信息 关键词: 地铁盾构隧道;;振动加速度;;道床;;标准块 [gap=1731]Keywords: metro shield tunnel;vibration acceleration;track bed;standard block
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整体道床 monolithic track-bed ; solid bed ; integrated ballast bed ; monolithic concrete bed
道床层 ballast covering
沥青道床 asphalt cemented ballast bed ; asphalt roadbed ; bituminous raodbed
道床阻力 track bed resistance ; track bed resistance ballast resistance
道床厚度 thickness of ballast bed ; depth of ballast
夯实道床 ballast ramming ; ballast consolidating
道床碴肩 shoulder of ballast bed
道床宽度 width of ballast bed
The measurement parameters include clearance limit for overhead contact wire, ballast bed section, contour of bridge and tunnel, distance of adjacent line, and other clearance size. These parameters play an important role in train safe and rapid running.
线路全断面尺寸的测量是铁路安全高速运行的基础,其主要检测内容包括:接触网高度、道床断面、桥隧涵轮廓、临线间距及其他限界尺寸等,这些参数对于列车能否安全快速运行起着非常重要的作用。
参考来源 - 车载式线路全断面检测系统研究·2,447,543篇论文数据,部分数据来源于NoteExpress
小红帽知道床上的人不是他的外婆。
Little Red Riding Hood knew the character in the bed was not her grandmother.
他们现在可以看见车轮卡在铁轨和不平的道床中间。
Both of them could now see the wheel well wedged between the rails and the uneven track bed.
小红帽怎么知道床上的人不是自己的外婆?
How did Little Red Riding Hood know the character in the bed was not her grandmother?
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