河道量 的英文怎麼說

中文拼音 [dàoliáng]
河道量 英文
streamflow
  • : 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) ...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 河道 : river course; streamway; covalency; runway; cut; river channel河道變遷 channel change; migration ...
  1. In consideration of the crises of both the industrial water and the domestic water in the estuarial areas of the yangtze river caused by the decrease of the channel runoff and the intrusion of the sea water during the dry season in dry year, the concept, method and planning framework of the water resources allocation for the areas mentioned above along the main stem of the river are put forward herein based on the preliminary prediction of the future water demands by taking the water resources allocation therein during the dry seasons as the actual case in combination with the status quo of the water environment and water resources utilization concerned

    摘要針對枯水年枯水季,因徑流較少,鹽水入侵的頻率和強度顯著提高而引起的長江口沿岸地區生產生活用水安全,文中結合長江口地區水資源利用和水環境現狀,以大通以下長江幹流地區在枯水季水分配為實例,在初步預測未來口地區水資源需求的基礎上,提出長江口地區水資源配置的思路、方法及方案框架。
  2. The flood damage exposes the contradiction between people and flood, population explosion results in that people need more and more land for farming, a lot of flood - plain, flood - plain protection, retarding basin, and ever floodway are occupied by farmers for agricultural purpose. so that major or even middle and small flood can not be smoothly discharged in the river

    這場洪災暴露了建國以來治淮工作中久而未決的一個問題,即局部地區為了解決人多地少的問題,大侵佔行洪灘地,與洪水爭地,不給洪水出路,使得本已不堪重負的,即使是中、小洪水來臨,也處在高水位狀況下運行,加劇了中、下游地區的防洪風險。
  3. The result is that this gas pool has simple structure, only forms a little nose - like structure at the district of fenghuangshan ; this pool belongs to delta front sub - facies sedimentary model, the underwater distributary channel and mouth bar is the better sedimentary microfacies ; the physical property of the reservoir is poor, the type of pore of the reservoir rock mostly are intergranular pore, intergranular solution hole and little are intercrystalline micropore ; the influential factors of pore structure and physical property are lithofacies, lithologic character and diagenesis ; the off - take potentia of all the testing well are deadly shortness, the wells have the worth of industrial recovery only under the condition of going through sand fracturing, and in the early of binging into production, the oil and sheath pressure drop rapidly, the production of the well drop rapidly

    研究認為該氣藏構造簡單,只在鳳凰山形成了一個小型的鼻狀構造;屬於三角洲前緣亞相沉積模式,水下分流口壩是有利的沉積微相;儲層物性差,儲層巖石的孔隙類型主要有粒間孔、粒間(內)溶孔及少晶間微孔;影響蓬萊鎮組氣藏儲層孔隙結構及儲集性的因素有巖相、巖性條件及成巖作用;所有測試井自然產能都極低,必須經加砂壓裂后才有工業開采價值,且投產初期,油套壓下降較快,氣井產下降迅速。
  4. First, according to measured data and literature, the river channel evolution rule and its reasons in the southern branch of the yangtze river are discussed from the perspectives of historic evolution, recent evolution and the tendency prediction of river channel evolution. besides, the local reservoir has been studied from the changes in thalweg and section as well as the calculation of local erosion and deposit. consequently, the stability and feasibility of reservoir construction in the river section are approved

    首先根據大實測資料及文獻資料,就歷史變遷、近期演變、演趨勢預測等方面,初步探討了長江口南支演變規律及原因,並具體就深泓線的變化、主槽斷面變化、局部沖淤計算等方面對擬建水庫局部區域進行了分析,論證了工程段建設水庫的穩定性及可行性。
  5. By using the three - dimension acoustic doppler velocimeter to measure velocities of flow in an ecological river before and after arrangement of cropping loops, the velocity distribution, turbulence intensity and reynolds stress before and after arrangement of cropping loops are compared

    摘要採用三維超聲波多普勒測速儀對生態修復中種植圈布設前後的工況測,比較了布設種植圈前後的流速分佈、紊動強度和雷諾應力的變化。
  6. 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

    水力螺旋機技術的優點有: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,無需隔欄裝置能利用充分等。
  7. Shipment traffic usually is heavy in littoral area, the navigation capability is required in many riverway. navigation lock was set to suit for the water level ' s variety caused by tide. for a long period, being lack of the quantified assessment on the influence of saltwater intrusion, approaches that freshwater is inpoured to the lock chamber are adopted lest the high concentration salt water be imported to the inland waterway, when the navigation lock is in operation. but such manner should not be reasonale enough

    沿海地區船運發達,很多有通航要求,為克服潮汐造成的水位變化而設置船閘。長期以來,由於缺乏對鹽水入侵內產生影響的定評估,在船閘運行過程中為防止高鹽度鹹水入侵內,通常採用將內淡水打入閘室的方式來調節通航水位,船閘的這種運行方式不盡合理。
  8. When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge

    以75000km ~ 2的川中丘陵地區為試點研究區,繪制了該地區新模型的參數等值線圖,率定了不同設計頻率的改正系數,使設計者只需在地形圖上獲取集水面積,平均坡降和流域形狀系數,在參數等值線圖上查得橋涵所在地的相應參數,使用計算器即可迅速計算出設計流,大大縮短了設計周期,且精度較高,設計的洪水流一般低於傳統方法,從而可減小橋涵跨徑,節省投資。
  9. According to the abundance well logging, mud logging and core analysis data, gaotaizi reservoir has been classified into four sand group with the principle of cycle comparison and classified control. based on the detailed study of lithologic character, sedimentary structure, paleontologic fossils, depositional sequence, rock association and logging data, the microfacies of the studied area are divided into such seven types : subaqueous distributary channel microfacies ; river mouth bar microfacies ; subaqueous interdistributary channel microfacies ; subaqueous crevasse channel microfacies ; subaqueous natural barrier microfacies ; distal bar microfacies ; delta front sheet sand microfacies. the characteristic of each sedimentary microfacies are described detailedly

    通過研究大測井、錄井資料和巖芯資料,依據「旋迴對比,分級控制」的原則,把研究區高臺子油層劃分為g 、 g 、 g 、 g四個砂層組。通過對研究區巖性、沉積構造、古生物、沉積序列、巖石組合及測井曲線特徵進行研究的基礎上,認為研究區高臺子油層屬於三角洲前緣亞相沉積,並將研究區沉積微相劃分為:水下分流口壩、水下分流間、水下決口扇、水下天然堤、遠砂壩、席狀砂等七種微相類型。
  10. Two major methods are adopted in the course of research : first according to sand body crosscutting relationship, compound sand body was classified for the first time in favorable of understanding interconnectivity of compound sand body after identification of single channel sand body ; second, an identification method binding quantitative and qualitative parameters has been concluded to enhance identification operability for single channel sand body

    在研究過程中主要採取兩點做法:一是根據砂體切割關系首次對復合砂體進行分類,從而有利於單一識別后對復合砂體內部連通關系的認識;二是提出了定參數與定性參數相結合的單一識別方法,從而提高了單一識別的可操作性。
  11. 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沿垂線分佈特點,探討渠首防沙的作用,分析灌區泥沙淤積分佈特性與泥沙處理利用的關系,分析計算引水引沙對黃下遊沖淤影響及入渠泥沙的處理利用等問題。
  12. ( 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技術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。
  13. Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method

    研究認為: ( 1 )黃口口門逕流潮汐區域並非持續保持淤積狀態,在特定的來水來沙、邊界條件和海洋動力條件下,該區域可以處于沖刷狀態; ( 2 )從口泥沙沉積分配的過程來看:三角洲與濱海區泥沙的沉積變化趨勢是基本一致的,各部位的泥沙沉積比例變化基本呈波動狀態,且三角洲與濱海區泥沙的沉積比例與來沙密切相關,基本成正比關系; ( 3 )在口門處,影響泥沙沉淤的因素主要集中在潮汐頂托、口門逐漸加寬、口門分汊、鹽水造成絮凝等,本報告主要對口門加寬,口門西妥理工大學工程碩士專業學位論文分漢對淤積的影響進行了定分析: (一扣根據實測資料首次建立了贖流路泥沙沉積分配的回歸計算式,據此可以預估計算口不同區域泥沙的沉淤; 、 5 )本項研究首次論證了口三角洲岸線動態平衡的概念,並建立了黃口來沙與造陸面積的相關關系,得出了當口多年平均來沙維持在3 . 45億t時其口三角洲岸線則可能處于動態平衡狀態的重要結論; 『 6 )本項研究首次提出了口泥沙優化調控的概念,並對其宏觀優化調控模式進行了初步探討。
  14. The concept of this work comes from the riverbed and the nourishing effects the river plays in world cultures. symbolizing riverbeds in nature and adding a touch of leisure life in modern society, the five granite beds rest on a miniature course of the keelung river with small current of water running on each one. the sandblasted forms of fruits and maple leaves recall the importance of environment

    本作品床,以大孕育文化做為作品創作發想點,加入現代社會的生活休憩概念,將五組象徵大自然中川交匯的床型花崗巖雕塑,架設于卵石所鋪設而成的基隆之上基隆造型則保持截彎取直前的原貌,並以少流的水流,薄薄地覆蓋五組床型雕塑品,床板上散落的楓葉與果實,則象徵環保理念對大自然保育的重要性。
  15. 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術,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。
  16. This is the biggest in size, largest in number and most spectacular group of caves in china ; its underground rivers, waterfalls and gorges are an impressive sight

    九鄉風景區有上百個大小溶洞,為中國規模最大數最多景觀最為奇特的洞穴群落。洞內更有暗瀑布峽谷等,蔚為奇觀。
  17. But as soon as the god forgets to shed his tears for months, people panic as they watch the water channel dry up and water levels in the dams drop lower and lower

    平常日子有源源不斷的自來水供應,人們不會感覺水的可貴。一旦連續幾個月不下雨,乾涸,水庫蓄水頻頻下探新低時,民眾才會感到恐慌。
  18. 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;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術。
  19. The analysis starts with the criterion of flood control and the capacity of flood discharge of the watercourse, where the water - intake pump house lies. through an analysis of a large amount of historical hydrological materials, a mathematic model is set up and the calculation is done

    課題分析研究主要是從取水泵房所處的防洪標準和行洪能力兩大方面入手,通過對大歷史水文資料的分析建立數學模型進行分析。
  20. The upstream monitoring station, located near the village of tseng lan shue, was graded fair in 2005. interestingly, this stream gets better as it goes down. the watercourse falls steeply in mid - stream, creating strong aeration which aids the rivers self - cleansing abilities

    位於井欄樹村附近的上游監測站jr3於2005年錄得普通水質,但中下游水質則較佳,原因是井欄樹溪中游地勢高,水瀉急,水中的含氧增加,而凈化能力亦相應提高。
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