河道河術 的英文怎麼說

中文拼音 [dàoshù]
河道河術 英文
stream channel
  • : 1 (天然的和人工的大水道) river 2 (指銀河系) the milky way system; the galaxy 3 (特指黃河) t...
  • : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
  • : 術名詞1. (技藝; 技術; 學術) art; skill; technique 2. (方法; 策略) method; tactics 3. (姓氏) a surname
  • 河道 : river course; streamway; covalency; runway; cut; river channel河道變遷 channel change; migration ...
  1. Energy losses leading to a decrease in head are also done away with, likewise losses in flow rate from the screening installations, both of which can have a detrimental effect on the efficiency of the facility. the constructional effort required for a hydrodynamic screw is small compared to that required for a turbine. if the compact version of a hydrodynamic screw hydrodynamic screw trough power take - off unit combined as a single unit is used, the constructional effort can be further reduced

    水力螺旋機技的優點有:無需監控系統,可自行調節水體供給和供給頻率運行效率高於水輪機和小型渦輪機效率梯度平穩轉速低20rpm - 80rpm ,運行穩定防磨損無需定期清潔,易維護對湖泊里的魚蝦無損害基礎工事少,安裝簡便無堵塞,無需隔欄裝置能量利用充分等。
  2. ( 4 ) the dike breach risk of the south bank is relative higher in wandering reaches. ( 5 ) the dike breach risk of the north bank is higher than the south bank in winding reaches. simultaneously, the evaluation results manifest that the evaluation indexes system established from the locomotion of incoming water and sediment load, the regional crustal stability, the evolvement of river regime and the stability of river dikes, can reflect the actual situation of hang river in the lower yellow river more fully

    評價結果同時表明,從水沙運動、區域地殼穩定性、勢演變和堤防穩定性4個方面建立評價指標體系,能夠更加全面的反映黃下游懸的實際情況;運用多層次模糊綜合評判法能夠較好地解決影響因素眾多、作用機制復雜的懸決溢風險問題;運用gis技強大的空間分析功能,使黃下游懸不同空間位置的決溢風險得到了量化,可以客觀地反映黃下遊不同空間位置決溢風險的差別,對于指導防洪和治理的實踐具有重要的現實意義。
  3. Today, we mainly engage in the study of the bioremediation technology of black - odors river and eutrophic lake and the equipment in water treatment and air purification field

    公司現主要從事城市黑臭和富營養湖泊治理技研究以及水處理產品和空氣凈化產品研發。
  4. The factors include antecedent precipitation of low flow period and status of karst basins ( such as lithology, landform, drainage area, drainage density, length and ratio of demotion of main river and so on. ). based on the former studies, integrated the conventional statistic methods, the technique of anns is applied in this paper for researching the law of the low flow of karst basins in guizhou altiplano

    影響喀斯特流域枯水徑流的因素異常復雜,其影響因素主要有枯季前期降水量和巖性、地貌、流域面積、網密度、主長度及其比降等流域下墊面狀況。本文在前人研究的基礎上,採用人工神經網路技,結合傳統的統計方法,研究貴州高原上喀斯特流域的枯水徑流規律。
  5. Application of concrete orifice plate bank protection in river regulation

    混凝土孔板護岸技整治中的應用
  6. Red colored glaze tiles, uneven in line with novelty winding corridors, which has ably combined modern structure with the west sichuan folk residence style, refle cting ancient and modern styles

    沿藝城蜿蜒而過的摸底流水悠悠,兩岸垂柳依依,沿的古玩交易區熙來攘往,呈現出一幅「清明上圖」的繁華美景。
  7. The paper discusses the methods of multi - objective ecological operation of reservoirs, which covers the establishment of legislation systems ; water demands for the basic ecological functions of downstream river channel ; reservoir discharge patterns simulating natural hydrological regimes ; regulation and control of sedimentation and eutrophication of reservoirs ; mitigation of the influences by water temperature stratification ; the operation techniques in pollution prevention and connectivity reinforcement of water systems

    文中討論了水庫多目標生態調度的方法,包括建立相應法規體系;保證維持下遊基本生態功能的需水量;模擬自然水文情勢的水庫泄流方式;進行水庫泥沙調控及水庫富營養化控制;減輕水體溫度分層影響;進行防污調度以及增強水系連通性等方面的調度技
  8. Application of long tube shaped bag technique in the yellow river channel realignment in henan

    長管袋築壩技南黃整治中的應用
  9. Because of serious sedimentation for the downstream section of the wei river, the conventional forecasting method cannot get satisfactory results

    在探討了gis與圖形交互技的應用方面,有所前進。渭下遊淤積嚴重,一般洪水預報方法效果不佳。
  10. Due to issues of dongting lake districts flood composition, the evolution of sediment flow, the river and lake ( r & l ) distribution characteristic as well as the layout of r & l - dredging engineering, the article simulated the model of the dongting lake terrain change by using the gis technology and adopted the limited volumetric method to establish the two - dimensional hydraulics computation model of lake in order to forecast the water level, the flow capacity, the speed of flow and changes of flow field after implemented the project, which have provided the reliable theoretic basis for the decision - making and implementation of renovation for river course, canal and harbor and river course - dredging engineering

    摘要針對洞庭湖區的洪水組成、水流泥沙演變、湖泊水系分佈特點以及湖泊疏浚工程布局情況,利用gis技模擬洞庭湖地形變化,採用有限體積法建立了湖泊二維水力學計算模型預測疏浚工程實施后的水位、流量、流速流場變化,為、航港口整治、疏浚清淤等工程決策與實施提供了可靠理論依據。
  11. The article, divided into 3 periods, describes the history of the development of zhujiang river ' s waterway transportation, and gives us a true picture of zhujiang river ' s waterway transportation in the following aspects : societal economy of zhujiang river valley, present conditions of fairway, harbors, ships and supporting & guarding systems such as waterway transportation industry, communication, piloting, and etc. the main contents include the characteristics of zhujiang river ' s layout, the fulfillments of zhujiang river ' s waterway transportation and the quantities of passengers and cargoes that zhujiang river carried, laying emphasis on the conveyance method and characteristics of zhujiang river as a main and important waterway transportation channel, and introducing characteristics of the fairway layout of the zhujiang river, present conditions of fairway grading structure, layout characteristics of the harbors in zhujiang river valley, harbor ' s handling capacity & container harbor ' s present situation, and gross tonnage & layout characteristics of shipping capacity of zhujiang river valley, ships " technical conditions and transportation methods

    論文分三個階段論述了珠江航運發展的歷史沿革。從珠江流域社會經濟、航、港口、船舶,以及水運工業、通訊導航等支持保障系統等方面論述了珠江航運的發展現狀,分析了珠江水系流分佈特點,珠江航運生產,客貨運輸量,並重點論述珠江水系水運主通和重要的運輸方式和運輸特點;珠江航分佈特點、航等級結構現狀;珠江水系港口分佈特點、港口吞吐量及集裝箱港口現狀;珠江水系船舶運力的總量、結構及分佈特點,船舶的技狀況、運輸方式等。論文分析了珠江航運發展存在問題及制約因素,珠江航運發展存在的主要問題,一是內航運建設資金投入不足;二是水資源未得到綜合利用;三是航運管理體制不順;四是技裝備落後,限制了內航運優勢的整體發揮。
  12. Article 19 : building of dam, sluice gate, bridge, wharf and other structures blocking, crossing or bordering a river channel ; laying pipelines or cables across a river, must comply with state - specified standards for flood control and navigation as well as other related technical requirements

    第十九條修建閘壩、橋梁、碼頭和其他攔、跨、臨建築物,鋪設跨、電纜,必須符合國家規定的防洪標準、通航標準和其他有關的技要求。
  13. Monitoring the sink of the estuary by utilizing remote sensing technique can not only directly show the effects of scouring - erosion variation of the channel at estuary section through a regulated discharge regime of the river, but also is the best presentation of the test influence to the estuary in plane

    利用遙感技口尾間進行監測,可直觀反映調水調沙對口段沖淤變化的影響程度,也是調水調沙試驗在口影響的平面形態的最好展現。
  14. Formerly an ancient underground canal, this " palace of natural art " contains 83 well - kept stone engravings completed in different dynasties

    蘆笛巖原是一條古老的地下。洞內景點極多,有「大自然藝之宮」之稱。
  15. In this paper, river shoal evolution is studied by means of modern science and technique, combined with the real projects. particular contents are presented as follow. in part i, the mathematical model between remote sensing image spectral value and survey water - depth is built in zhuqi - houguan of minjiang river by remote sensing ( rs )

    作者結合工程實例,以現代科學技手段研究淺灘演變,主要內容如下:第一部分以rs技為手段,建立閩江竹岐至侯官段遙感信息與水深之間的數學模型。
  16. The first part mainly introduces the gis concept and contents of gis, the comparison between the related software and gis, the present condition and development trend of gis etc, then introduced how to use the gis technique in a specific way such as using the method of " the half - automatic to follow " to turn the map into arithmetic figure, using the method of " the automatic calculates " gets the length of the line and area of field etc, at last got the length and width of every cross section of the fabiela river which is located downstream of xiangshan mountain. this method is superior and time - saving comparing with collecting data on the spot, having important and actual application worth

    第一部分主要介紹了gis的概念和研究內容, gis與相關軟體的比較以及gis的現狀、發展趨勢、當前gis研究的熱點等等,然後具體介紹了用gis的相關技如:用「半自動跟蹤」方法對地圖進行數字化,用「自動量算」方法得到線對象的長度、面對象的面積等,最終完成了象山水庫下游法別拉地形數據資料的提取工作,這種方法與人工實地採集工作相比,有較強的優越性和重要的實際應用價值。
  17. To prevent flood, adopting non - project measures is feasible and efficient marching measures in recent years in most of counties, adequately utilizing modern science and technology such as computer, information processing, net and communication, system emulation, artificial intelligence and so on to build system that can automatically survey and forecast water information, now plays a important role in grasping the information of rainfall, water and project, in making and selecting preliminary draft of flood control and dispatch, which can greatly raises the efficiency and flexibility of flood control, and has important realistic significance and social economic benefits in minimizing flood disaster

    充分利用現代科學技,如計算機、信息處理、網路和通訊、系統模擬、人工智慧等技,建立水情自動測報系統,對雨、水、工情的掌握,防洪調度預案的制定、選擇和實施都有重要的使用價值,可以大大提高防洪工程措施的防洪效能和防汛調度的靈活性,對減少洪水災害具有重要的現實意義和社會經濟效益。鬱江洪水預報與調度系統內容豐富,主要有: 1 、系統設計; 2 、系統洪水預報模型; 3 、系統實時校正模型; 4 、系統洪水演進模型; 5 、系統水庫調度模型。
  18. This paper effectively deals with water inflow for excavated and cast - in - place pile under water with the constrained condition and strata of large water content during the course of forming hole and casting pile by using triple tubes directional jet as waterproof curtain, to decrease the compression for river channel, and ensure safety and quality in the phase of construction

    摘要針對水中施工挖孔樁,條件受到限制、地層中含水量較大,為盡可能避免造成對的佔用與影響,採用三重管定噴技做止水帷幕,有效地解決了成孔成樁過程中涌水等問題,保證了工程施工的安全與質量。
  19. First, the system builds the model of the bank and bottom of river, according to the river ’ s information and the information of the scene on the two side of the river. second, i read and preprocess the model file data and implement the organization and encapsulation about the space data of the virtual river. in the end, adopting to use these rending technology, such as show list, priority texture, and level of detail, i realize the real - time and vivid showing of the three dimension river ’ s virtual scene and provide abundant ways of people ’ s interacting with the virtual scene, on base of sufficiently making use of the memory of vision card and the cpu of the computer

    它主要融合虛擬現實技、三維數據可視化技、面向對象的設計和編程技,在vc + +平臺上,利用opengl三維圖形開發庫,以真實的城市現狀信息和周邊景物信息為依據,對底的三維空間數據進行三維幾何建模;然後通過讀取和預處理模型文件數據,實現虛擬場景空間數據的組織和封裝操作,並對空間數據進行優化;最後採用顯示列表、紋理優先級、細節層級模型( lod )等渲染技,利用opengl的渲染特性,在充分發揮顯卡內存、處理器等各種軟硬體資源的基礎上,實現三維流實時逼真的真實感虛擬場景顯示,並提供豐富的人機交互手段。
  20. So researching the characteristic and the evolution of yangtze river riverway, understanding the influences on the evolution of yangtze river course, further to studying the evolution mechanism of the river, are important in science research and actual application

    因而研究長江特性及其演變特徵,進而在深層次上了解演變的影響因素,進一步從宏觀上弄清演變的機理,是一項具有重要學價值和巨大實際意義的研究課題。
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