ballast bed

基本解釋

• 道床；[鐵路] 道碴床；碎石道床；道碴路基

英漢例句

雙語例句

• Road bed is the subgrade on which are laid the ballast, ties and rails.
  路基就是上面鋪著道渣，枕軌和鋼軌的底基。
• 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.
  因此本文針對城市軌道交通的特點，著重對高架橋上整體道床的鋼軌支承間距進行研究，計算分析了不同軌枕間距對軌道結構力學特性的影響。
• 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.
  本文介紹了城市高架軌道交通軌下基礎中的有碴道床和無道碴床等幾種型式，并對其適用范圍進行了探討。

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詞組短語

短語

• asphalt cemented ballast bed 瀝青道床
• integrated ballast bed 整體道床
• integral ballast bed 整體道床
• width of ballast bed 道床寬度
• ballast bed finisher 平整道碴機

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專業(yè)釋義

交通運輸工程

• 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.
  線路全斷面尺寸的測量是鐵路安全高速運行的基礎,其主要檢測內容包括：接觸網(wǎng)高度、道床斷面、橋隧涵輪廓、臨線間距及其他限界尺寸等,這些參數(shù)對于列車能否安全快速運行起著非常重要的作用。

• 石碴路床
• 道碴床
• 碎石道床