沖淤作用 的英文怎麼說

中文拼音 [chōngzuòyòng]
沖淤作用 英文
scour and fill
  • : Ⅰ動詞1 (淤積) become silted up 2 (血液不流通) (of blood) stagnateⅡ名詞(淤積的泥沙) silt Ⅲ...
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  1. There are a lot of factors that work on the water level of erodible - bed channel together, each of them varies no role, but is correlative. in the adjacent years or the adjacent flood peak of a floodwater, the conditions of the factors that influence water level are always very different. so, there is a nonlinear relation between water level and the factors influencing it

    河道水位受到很多因素的共同,各因素本身的變化沒有規律且互相關聯,相鄰前後年份或同一場洪水的不同洪峰前後,影響水位的水、沙、河道等因素常差別很大,水位與其影響因素之間客觀上是非線性關系。
  2. It is mainly by analyzing the features of sediment concentration distribution in vertical in this paper, and then the problems of effect of headwork gates on sediment prevention, relation between distribution of sediment deposition in irrigated areas and its treatment and utilization, estimating the influence of withdrawing water and sediment on channel deposition and erosion in lower yellow river, and treatment and utilization of the sediment entered into canals are discussed

    本文主要從分析計算含沙量沿垂線分佈特點,探討渠首防沙的,分析灌區泥沙積分佈特性與泥沙處理利的關系,分析計算引水引沙對黃河下遊河道影響及入渠泥沙的處理利等問題。
  3. In this part, the first work is pretreatment of a numerical model, including creating calculating grids automatically, improvement of the linear boundary technique and so on. the second work is to estimate the siltation of a basin or channel by liu ' s equation. the third work is to build an edbms ( engineering data base management system ) for the result of mathematical model

    其中主要的工是:其中主要的工一是數學模型的前處理,計算網格自動生成,線邊界法的優化;二是應劉家駒公式在長江口深水航道治理工程地理信息系統的支持下實現港池、航槽開挖的實時回估算;三是將計算成果形成gis管理和支持下的工程數據庫系統( engineeringdatabasemanagementsystem ) ,同時嘗試解決時間序列數據如地形變化,潮位、流速過程的分析、查詢和顯示問題,並實現實時、互動的動態演示及三維可視化。
  4. The outcomes show that not only the channel near the outlet has been extended, but also the created land area increased to varying degrees during the tests of a regulated discharge regime of the river and ; a regulated discharge regime has significant roles on keeping the balance of erosion and deposition of the estuary

    結果表明:調水調沙期間,河口口門附近不管是河道延伸,還是造陸面積都有不同程度的增加;調水調沙對河口的平衡有重大的
  5. According to the test results from the yellow river water - sediment regulation, especially the first test, e paper analyzes the results of the scouring or deposition in the lower river and the area of the river - mouth bar, the adjustment of the channel morphology, the effect of channel regulation and the changes of flowing capacity of the lower reaches

    根據這兩次黃河調水調沙試驗成果,特別是首次調水調沙試驗成果,對下遊河道效果、河口攔門沙區泥沙量及其分佈、河勢調整、整治工程及河道過流能力變化進行了分析。
  6. In this paper, a numerical simulation model to analyze the function and effect of the pumping irrigation in sediment deposition reduction of the irrigation canal system is proposed

    除了以往有效的措施外,本文在總結灌區渠道不同部位設置提水泵站設施與效果的同時,通過建立灌區渠道懸移質刷計算模型,對其減與效果進行了理論分析研究。
  7. This vessel is a steel shallow draft flushing dredger of all - welded construction, with single deck, single bottom, transverse framing, transom stern and continuous superstructure, and sledge - shape bow. it is operating on the huanghe river for flushing and suctioning silt and sand with the purpose of controlling the huanghe river tongguan section, dredging the waterway and reducing the flooding. main engine : nt855 - m270

    本船為鋼質全焊接結構淺吃水內河自航砂清船,具單甲板其中艉舵機艙首甲板為升高甲板,單底,橫骨架式結構,方艉及連續上層建築首部採雪橇式線型。
  8. The environment of yangtze estuary tidal flat is effected by the interaction of sea and land so that the effect of tide hydrodynamic is intensity and complex

    長江口濱岸潮灘環境在鹹淡水交替、出露和淹沒交替、交替等海陸交互的影響下,波潮流水動力強烈而復雜。
  9. Based on the data on scour around large diameter cylinders exposed to waves and currents, effects of every kind of sea enviromental parameters on maximum scour depth are analyzed and guided by dimensional analysis and multidimensional linear regression, an equation is given to compute maximum scour depth around large diameter cylinders in combined waves and currents. compared with some other equations, this equation is more accrete, simpler and clearer and the compute d results are in good agreement with experimental ones

    本論文主要是在總結國內外研究成果基礎上,從波浪與水流共同下海床上直立大直徑圓柱建築物周圍的局部刷機理出發,研究和探討了圓柱周圍的形態;分析各種海洋環境參數對最大刷深度的影響,並利已取得的實驗資料,採量綱分析原理和多元線性回歸分析方法,建立一個波流共同下海床上直立大直徑圓柱建築物周圍的最大刷深度計算公式。
  10. With the using of microsoft visual basic 6. 0, a multimedia computer - aided design system of small type pumping irrigation district is developed in this paper. provided with the live multimedia messages as well as a good man - machine conversation mechanism, this system can help the user to finish the planning of an pumping irrigated area such as the layout of canal system, the selection of pump models, the establishment of the irrigation program, the calculating of canals " parameters, the estimate of the project magnitude, the selection of the field constructions, the economic analysis of the project, the output of results, etc, a new oo ( object oriented ) programming method is adopted in this system, various softwares are integrated in this systems as well by the " automation " technic provided by vb, in addition, the multimedia technic is applied to this system for the first time, it makes the system easy to ope rate. as for the optimization of the canals " section, a new optimization method is adopted based on the existing theories about the canals " section, and in this way, with the purpose of minimizing the project ' s investment as well as a stalized canal, limited by the longituding slope, the canals " best feasible parameters can be deduced. furthermore, a integral method to reckon the earth work is developed in this paper, by this way, the estimate precision of the earthwork is enhanced notably. this paper includes the particular illumination for the developing procedure of each systems " segment, and in the end, the directions of the system are demonstrated in a sample area which lies in the zhaija village, taizhou city, jiangsu province, the running results showed that the initial purposes are achieved effectively, and it has a preferable practicability

    在渠道縱橫斷面優化方面,本文在利已經比較成熟的縱橫斷面優化理論的基礎上,提出以工程總費最小為目標函數,以渠道縱坡i為控制變量,以渠道不流速及灌區允許地面比降為約束條件,通過縱橫斷面聯動優化的方法得到渠道的最佳工程可行的斷面參數。另外,針對部分地區的取土困難的狀況,本文採積分法計算渠道工程土方量,從而大大提高了土方量的估算精度,有助於準確控制工程投資規模及資金投向。本文詳細闡述了該系統所採的編程方法、系統構成、系統各組成模塊的開發過程以及灌區規劃所採的優化方法及原理,最後應本系統對泰州市翟家村機電灌區進行規劃設計,運行結果證明其操比較簡便,界面友好,運行速度快,規劃成果合理,基本達到了系統預定的要求,具備較強的實性。
  11. Abstract : it was introduced in the paper on the basis of the famous tide model of s21hd, the sediment calulation for the design proposal of the reservoir of dandong power plant had been given by the newly setup generalized model of overall sediment which relying upon the data of original observation, and the relative wave model test conclusions and the forecast results of sediment by the joint action of wave and current were quoted

    文摘:簡要介紹以著名的潮流模型s21hd為基礎,新建的依賴于原觀資料的全沙概化模型,對丹東電廠蓄水庫設計方案進行的回計算;引述了相應的波浪模型試驗結論和浪、流聯合積預報結果。
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