碎石基床 的英文怎麼說

中文拼音 [suìdànchuáng]
碎石基床 英文
ballast bed
  • : 動詞[書面語] (觸; 撞) strike; bump
  • : 石量詞(容量單位, 十斗為一石) dan, a unit of dry measure for grain (= l00 sheng)
  • : i 名1 (供人睡覺的傢具) bed; couch 2 (像床的器具、地面) something shaped like a bed Ⅱ量詞(用...
  • 碎石 : spall; breakstone; gallet; galet; reduced stone; rubble; hardcore; debris; dust; macadam; chats; ...
  1. This paper analyzes the groundwater discharging course using fluidics theory and combining quay structure construction ; sets up the method of fast drainage by the dint of pipeline and blind ditch of fragment stone ; and gives the computational mathematical model for quay drainage and calculation formula for drainage process according to the principle of conservation of mass and underground percolation, which have been applied for quay ' s stability design and calculation

    應用流體力學理論結合碼頭結構建設,分析了地下水排泄過程,藉助管道和盲溝建立了港口碼頭快速排水與擋墻排水的方法;運用質量守恆定律和地下水滲流原理,建立了港口碼頭排水計算數學模型和排水過程計算公式,並用在了碼頭的穩定設計計算中。
  2. According to the engineering experiences obtained from the laying of a jointless track of high - speed communication line - line 3 in dalian city, this paper introduces in general the laying technology, particularly the long rail welding, the construction site welding, seamless track spreading and trak controller laying, and discusses problems often occuring in long rail wedling and seamless track laying

    摘要根據大連市快速軌道交通3號線一次性鋪設無縫線路的工程實踐,介紹了長鋼軌地焊接、單元軌節的工地焊接;無縫線路鎖定和鋼軌伸縮調節器的鋪設等技術,並對長鋼軌焊接和無縫線路鋪設中應注意的問題進行了探討。
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