quick sand 中文意思是什麼
quick sand
解釋
流砂-
With the quick development of expressway in the soft soil area, the settlement and deformation of sub - grade of expressway has become a very outstanding question. this paper establishes the corresponding formulas of sub - grade 3 - d ( three - dimension ) settlement on inartificial foundation, bagged sand - drains foundation and semi - rigidity piles foundation, and the calculation results from the formulas is compared with the observation results of settlement. it proves that the methods adopted by the paper are feasible
本文擬根據馬鞍山?蕪湖高速公路軟土路基的沉降變形及其處理方法，對軟土路基的三維沉降計算和用袋裝砂井處理與粉噴樁半剛性樁處理時的沉降計算方法作一定的探討，同時與幾個路段的實際觀測資料分析比較，認為本文的沉降計算方法總體上是可行的。 -
Sand under quick condition is often called quicksand.
通常把快速流動的沙叫做流砂。 -
The paper puts forward the structure of debris - retaining works system, layout consideration and construction principle for the coarse sand concentrated coming area, time sequence of the works construction of " large - scale first and small - scale second ", " downstream first and upper stream second ", and " carrying out section by section " and some problems demanding prompt solution according to the present facts and ; to speed up the preparation of a large - scale debris - retaining reservoir ; to draft the standards for a large - scale debris - retaining reservoir as quick as possible and ; lay emphasis on the schedule of various projects and correct understanding and fully playing the function of key dams through the analysis on achievements and problems of debris - retaining works building and combining with the gully characteristics of coarse sand concentrated coming area
摘要通過對粗泥沙集中來源區攔沙工程建設成就與問題的分析，結合粗泥沙集中來源區溝道特徵，提出了粗泥沙集中來源區攔沙工程體系的構成、布局思路、建設原則，提出了「先大后小」 、 「先下後上」和「分段實施」的攔沙工程建設時序，並針對當前工作實際，提出了亟待解決的幾個問題：加快大型攔泥庫前期工作步伐、盡快制定大型攔泥庫標準、重視各類工程實施進度以及正確理解和執行規范、充分發揮骨幹壩的作用等。
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