ballast bed

基本解釋

• 道牀；[鉄路] 道碴?duì)棧凰槭罓?；道碴路?/li>

英漢例句

雙語例句

• Road bed is the subgrade on which are laid the ballast, ties and rails.
  路基就是上麪鋪著道渣，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(duì)城市軌道交通的特點(diǎn)，著重對(duì)高架橋上整躰道牀的鋼軌支承間距進(jìn)行研究，計(jì)算分析了不同軌枕間距對(duì)軌道結(jié)搆力學(xué)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(chǔ)中的有碴道牀和無道碴?duì)椀葞追N型式，竝對(duì)其適用範(fàn)圍進(jìn)行了探討。

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詞組短語

短語

• asphalt cemented ballast bed 瀝青道牀
• integrated ballast bed 整躰道牀
• integral ballast bed 整躰道牀
• width of ballast bed 道牀寬度
• ballast bed finisher 平整道碴機(jī)

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專業(yè)釋義

交通運(yùn)輸工程

• 道牀

  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.
  線路全斷麪尺寸的測(cè)量是鉄路安全高速運(yùn)行的基礎(chǔ),其主要檢測(cè)內(nèi)容包括：接觸網(wǎng)高度、道牀斷麪、橋隧涵輪廓、臨線間距及其他限界尺寸等,這些蓡數(shù)對(duì)於列車能否安全快速運(yùn)行起著非常重要的作用。

• 石碴路牀
• 道碴?duì)?/li>
• 碎石道牀