壩堰 的英文怎麼說

中文拼音 [yàn]
壩堰 英文
dam
  • : 名詞1 (攔水建築物) dam2 (固堤建築物) dyke; embankment 3 [方言] (沙灘; 沙洲) sandbar; sandba...
  • : 名詞(較低的擋水建築物) weir
  1. The government took the advantage of the rich water resources and favorable terrain of guangxi to renovate the lingqu cannel, xiangsidi, ponds and barrages, thus bringing water conservancy construction of guangxi to a climax

    明清政府充分利用廣西豐富的水資源和有利的地形,對靈渠、相思棣、陂塘、等進行多方面的修整,使廣西的水利建設達到一個高峰期。
  2. On the basis of collecting and arranging a large amount of projects experience, conbined with construction diversion flood passing measures design and hydraulic model test of lihua hydraulic pawer station in 1995 and 1996, the dissertation studies the issues related with characteristics of concrete face rockfill dam including the selection of construction diversion flood passing standard and measures, flood passing during construction period and embankment stage, coffer dam design, construction scheme and general schedule etc. and present preference for project construction

    本文在搜集整理大量工程經驗的基礎上,結合蓮花水電站在1995年及1996年導流渡汛工程措施設計及水工模型試驗,對混凝土面板堆石的導流渡汛標準、導流方式及其選擇、施工期渡汛及體填築分期、圍設計以及施工方案及總進度等與混凝土面板堆石特點有關的問題進行研究,為工程建設提供一定的參考。
  3. ( 4 ) enhancing the downriver cofferdam will make the lower reaches of a river dissipate more energy. however, it will increase erosion and the protection will be more difficult

    抬高下游圍可以使下游分擔更多的消能任務,減輕區的沖刷和消力池的消能負擔。
  4. ( 6 ) the destroying of the barrier dam can result in the change of the lower environment. so protecting the upper environment is not only the necessity to the development itself, but the key to the lower environment

    ( 6 )體的潰決引起岷江下游環境的變化,因此保護好岷江上游的生態環境不僅僅是上游本身發展的需要,也是岷江中下游環境好壞的關鍵。
  5. Sediment and soil were removed to expose the bedrock and enable the dams to be erected on solid rock. the cofferdams were retained, and the seaward one served as a protective structure. the seawardside of the cofferdam for the east dam was placed with more than 7, 000 dolosses, each weighting 25 tonnes to stop the pounding ocean waves

    建成后,圍仍然保留,用作主的護堤,西的護堤,向海的一面更安放了七千多塊每塊各重25噸的防波石,阻擋來自南中國海及太平洋海浪的沖擊。
  6. Zipingpu multi - purpose dam construction project is located at yingxiu - dujiangyan reach, upstream of minjiang river, west sichuan

    紫坪鋪水利樞紐工程位於四川省西部的岷江上游,映秀至都江市沙金河段上。
  7. It founds natural heightening theory for warping dams and puts forward specific way of diversion, measures for preventing dam eroded and design for energy dissipation and flood storage of cofferdams and sedimentation and dewatering through exploration and study on deposition in front of natural formed dam and the techniques of building dam through hydraulic filling

    通過對天然聚湫體前的淤積和「水力沖填」築技術的探索和研究,創立了淤地體自然加高的理論,並提出了具體的導流方式、體防沖措施及圍消能蓄洪、留淤脫水設計。
  8. Finite element analysis of body structure of throttle valve based on ansys

    結構的三維有限元靜力分析
  9. Design and practice of blasting demolition of longitudinal rcc cofferdam at gaobazhou power station

    洲電站碾壓混凝土縱向圍拆除爆破設計與實踐
  10. Levee : an embankment for preventing flooding ; a continuous dike or ridge ( as of earth ) for confining the irrigation areas of land to be flooded

    堤防:用來防止淹水的堤;一個連續的圍或土坎(地表)為阻止灌溉區被洪水泛濫。
  11. Abstract : a brief introduction to scientific research in the three gorges project ( tgp ) and the applications of research achievements is given, which include treatment of newly slited layer on the foundation of the first stage earth - rock cofferdam, dumping bottom technique of river closure in deep water, construction of cut - off walls in the second stage earth - rock cofferdams, 3 - d computer simulation of river closure, concrete casting alternatives and selection of major construction equipment for the second stage construction optimization of durability of raw materials of concrete, deep sliding resistance and stability of the intake dam section, the section of the intake of the power station, the intake penstock of the power station, layout and hydraulics problems of shiplocks, stability of high slopes of shiplocks, and optimization of the system structural anchor bars to reduce the risk of cracking in the concrete wall and 700mw turbine generator units

    文摘:介紹三峽工程的科研項目,綜述三峽工程開工以來的主要科研成果及工程應用情況,包括:一期土石圍基礎處理與施工技術;大江截流上下游土石圍平拋墊底研究;二期圍防滲工程研究;大江截流計算機科學管理;大混凝土澆築方案及主要施工機械選型;混凝土的原材料和耐久性優化試驗研究;大基礎深層抗滑穩定研究;三峽電站進水口型式研究;鋼襯鋼筋混凝土引水管道研究;蝸殼打壓、廠間伸縮節問題研究;永久船閘的引航道布置、輸水系統及水力學、高邊坡穩定、混凝土襯砌墻的結構與支護研究;特大型水輪發電機組的科學研究。
  12. A brief introduction to scientific research in the three gorges project ( tgp ) and the applications of research achievements is given, which include treatment of newly slited layer on the foundation of the first stage earth - rock cofferdam, dumping bottom technique of river closure in deep water, construction of cut - off walls in the second stage earth - rock cofferdams, 3 - d computer simulation of river closure, concrete casting alternatives and selection of major construction equipment for the second stage construction optimization of durability of raw materials of concrete, deep sliding resistance and stability of the intake dam section, the section of the intake of the power station, the intake penstock of the power station, layout and hydraulics problems of shiplocks, stability of high slopes of shiplocks, and optimization of the system structural anchor bars to reduce the risk of cracking in the concrete wall and 700mw turbine generator units

    介紹三峽工程的科研項目,綜述三峽工程開工以來的主要科研成果及工程應用情況,包括:一期土石圍基礎處理與施工技術;大江截流上下游土石圍平拋墊底研究;二期圍防滲工程研究;大江截流計算機科學管理;大混凝土澆築方案及主要施工機械選型;混凝土的原材料和耐久性優化試驗研究;大基礎深層抗滑穩定研究;三峽電站進水口型式研究;鋼襯鋼筋混凝土引水管道研究;蝸殼打壓、廠間伸縮節問題研究;永久船閘的引航道布置、輸水系統及水力學、高邊坡穩定、混凝土襯砌墻的結構與支護研究;特大型水輪發電機組的科學研究。
  13. Beijing - chinese engineers tuesday blew up a temporary barrier used during construction of the three gorges dam, unleashing the full force of the yangtze river upon the world ' s largest hydroelectric project

    周二中國工程師爆破拆除三峽大建設工程的臨時圍,世界最大的水力發電工程三峽大開始接納全部長江江流。
  14. ( 3 ) the roughness of the dam body has a little effect on the energy dissipation and erosion prevention

    面糙率對圍體的消能防沖影響不大。
  15. With hydrodynamic screws, even minimum hydrodynamic potentials at powers from 1 kw can be made use of economically. with hydrodynamic screws, fine screening installations for protecting against floating objects and fishes, needed for turbines, are not necessary

    該技術可以用於取代小型需要經常修復的渦輪機,取代有缺陷的水輪機,用於污水處理廠的出水口,安裝在已有的水渠上,或安裝在灌溉渠中。
  16. The west dam faced the inner sea of rocky harbour and was 2, 470 ft. long and 333 ft. high. the construction of the 2 dams was a complicated process, as 2 cofferdams had to be constructed at each of the sites, before the main dams could be built. these were to keep the dam sites dry for construction

    兩條主建築工程相當復雜,在興建主之前,需于建築堤地點建造圍,將海水隔開,抽乾海床范圍內的海水,挖除黏土和沙,才築堤,使主能穩固地建造在堅硬的巖石上。
  17. ( 2 ) validate whether the crest elevation can meet the require of energy dissipation and erosion prevention during the beginning period of flood discharge. ( 3 ) calculate the altitude of downriver cofferdam, and make it meet the require of energy dissipation and erosion prevention. ( 4 ) calculate some average velocity of flow through some sections, including contracted section in stilling basins behind upriver cofferdam, if the hydraulic jump happen in lower reaches of the river. the program will calculate the average velocity of flow of contracted section and the length of the apron

    主要設計內容包括:計算上游圍后消力池的尺寸;驗證泄洪初期面高程是否能夠滿足消能防沖需要;計算下游圍頂高程,使其滿足泄洪期圍體過流的消能防沖和工程進度的需要;計算部分斷面平均流速,包括:上游圍后消力池中收縮斷面的斷面平均流速;首和末的斷面平均流速;當下遊河道發生水躍時,計算下遊河道的收縮斷面平均流速及需要鋪設護坦的長度。
  18. This paper presents an optimized computer program to analyze different factors that will affect for energy dissipation and erosion preventation which is especially important in design of cofferdams. the graphic in this paper also show the manner and degree of the effect that caused by these factors

    同時,本文還利用該優化計算程序對文中所分析到的影響圍體過流的各種消能防沖因素進行了驗證,以圖表的形式更進一步的說明了各種因素的影響方式和程度。
  19. In this paper a date from some real projects are used to analyse the facors that will affect the energy dissipation and erosion prevention. such as flood discharge across the cofferdam, crest elevation, downriver cofferdam, roughness coefficient and the gradient of the surface of dam, and so on. in this paper, the program based on hydraulics is checkout by the tankeng waterpower project in zhejiang. the results prove that this program can be used to design any project where there is no obvious side shrinking phenomena

    本文結合工程實際對影響圍體消能防沖的各種因素,包括過流量、面高程、下游圍頂高程、面糙率、面坡度等進行了分析,並藉助水力學知識和計算機語言編寫了圍體的優化計算程序,並利用浙江灘坑水電站工程對所提出優化計算程序進行了驗證,證明了該程序在沒有明顯的側收縮的影響下,計算結果與實際情況較為吻合。
  20. In harsh climate region, mere exists obvious local stress concentration near the upstream and downstream of the exposed - in - winter horizontal surface of the rcc dam, and the surface of spillway bucket though heat insulation is applied on the surfaces, tensile stress still exceeds the allowable one of concrete. this paper puts forward to adopt preset crack to avoid occurring more cracks. the special crack model is applied to simulate the dam preset crack, and the joint model of fracture mechanics is induced into strain - soften model

    在結構措施方面,針對嚴寒地區高碾壓混凝土重力體越冬層面的上、下游面附近及溢流壩堰面反弧段表面有明顯的局部應力集中象現,在已採取一定的表面保溫防護的條件下,拉應力仍然超過混凝土容許拉應力,開裂難以避免,進而提出設置碾壓混凝土表面預留縫結構措施並對該措施進行深入研究,包括預留縫的擴展穩定和體沿預留縫的穩定性,以避免大在無措施部位開裂,解決大越冬層面水平施工縫的開裂問題。
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