ballast bed

基本解释

• 道床；[铁路] 道碴床；碎石道床；道碴路基

英汉例句

双语例句

• Road bed is the subgrade on which are laid the ballast, ties and rails.
  路基就是上面铺着道渣，枕轨和钢轨的底基。
• In this paper, aiming at the characteristics of urban track traffic, research has been done mainly on support spacing of rail on integrated ballast bed of viaduct.
  因此本文针对城市轨道交通的特点，着重对高架桥上整体道床的钢轨支承间距进行研究，计算分析了不同轨枕间距对轨道结构力学特性的影响。
• In this paper, the some types of ballast bed and ballastless bed of under-rail foundation for the urban elevated rail transit are described, and their applicable scopes are also explored.
  本文介绍了城市高架轨道交通轨下基础中的有碴道床和无道碴床等几种型式，并对其适用范围进行了探讨。

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词组短语

短语

• asphalt cemented ballast bed 沥青道床
• integrated ballast bed 整体道床
• integral ballast bed 整体道床
• width of ballast bed 道床宽度
• ballast bed finisher 平整道碴机

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专业释义

交通运输工程

• 道床

  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。

• 石碴路床
• 道碴床
• 碎石道床