泥沙測量 的英文怎麼說

中文拼音 [níshācèliáng]
泥沙測量 英文
sediment survey
  • 泥 : 泥名詞1 （含水的半固體狀的土） mud; mire 2 （像泥的東西） any paste like matter; mashed vegetable...
  • 沙 : 沙動詞[方言] （搖動以清除雜物） shake
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 泥沙 : [地] silt; sediment
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  1. Towards the research on two flood water of yuhe river in datong city during 2004, by measuring and comparing their discharge, sediment concentration 、 nutrient include organic, phosphorus, potassium, azote, the result shows that the nutrient content of the sediment is greatly larger than that of supernatant fluid

    摘要以2004年大同市御河乾渠兩場洪水為研究對象，對其流量、含沙量、養分（包括有機質，氮，磷，鉀）做了測定和比較，研究結果表明：洪水中下層泥沙中的養分含量遠大於上清液中的養分含量；洪水中整體養分含量隨著含沙量的增大而增大，並且養分含量和含沙量呈近似線性關系。
  2. So as the enter point of the stream, the income of the reservoir, the time of the flood peak lasted, the quantity of sandiness income and the strobe of the darn. we must do some work to forecast and watch the different density stream. by experiments, we made out that it is impo rtant for us to reduce the water lever in work of the river belongs lots of sandiness

    從異重流試驗看，在正常運用下，水庫產生泥沙異重流的機率較大，能否運動到壩前排出庫外，還要看異重流潛入點位置、入庫流量、洪峰歷時、入庫含沙量、水庫閘門運用等因素，需要做好異重流預報監測工作。
  3. Measurement of liquid flow in open channels - sediment transport - guide to methods of sampling of sand - bed and cohesive - bed materials

    明渠流量測量.第10部分:泥沙挾帶.第10c節:砂床和粘性河床材料取樣方法導則
  4. Compared with measured data, this equation can describe the sediment concentration distribution better both in main flow region and near - bottom region

    與實測資料對比表明，該公式能更好地描述包含主流區與近底流區在內的泥沙含量分佈規律。
  5. 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 ）黃河河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 ）從河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量密切相關，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、河口門分汊、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河道淤積的影響進行了定量分析: （一扣根據實測資料首次建立了河贖流路泥沙沉積分配的回歸計算式，據此可以預估計算河口不同區域泥沙的沉淤量; 、 5 ）本項研究首次論證了河口三角洲岸線動態平衡的概念，並建立了黃河河口來沙量與造陸面積的相關關系，得出了當河口多年平均來沙量維持在3 . 45億t時其河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河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。
  6. In this paper, some characteristics of flow movement and sediment transport are analyzed by using the flume experiment data. the cross section of compound channel can be divided into four regions : the undisturbed region in main channel, the interactive region between channel and plain, the undisturbed region in flood plain and the boundary region. in the undisturbed regions, the distribution of longitudinal velocity along the depth has the feature of lograithmic. whereas, in the interactive region, the longitudinal velocity does not obey the logarithmic distribution law, but it can expressed as a revised logarithmic function by using a wake function. on the basis of the kinematic equation the velocity distribution of transverse velocity is obtained. in the boundary region, the longitudinal velocity obeys the law of parabolic distribution. furthermore, according to the simplified diffusion equation, the transverse distribution of sediment concentration in the interactive region is deduced. the analysis is in good agreement with the measured data

    本文根據漫灘水流的運動特點，將漫灘水流的復式斷面分為主槽平衡區、灘槽交互區、灘地平衡區及邊壁區等4個區，並給出了各區寬度的經驗公式.根據灘槽交互區垂線流速分佈的變化特點，提出了附加尾流函數的對數流速分佈公式.在簡化水流運動方程和泥沙擴散方程的基礎上，對灘槽交互區內垂線平均流速及含沙量沿橫向分佈進行了理論分析，提出了反映灘槽水流動量交換強度的橫向渦量粘性系數及橫向擴散系數的表達式，得到了漫灘水流垂線平均流速及含沙量沿橫向分佈的解析解，並與實測資料吻合較好
  7. Measurement of liquid flow in open channels - sediment transport - measurement of suspended sediment

    明渠流量測量.第10部分:泥沙挾帶.第10b節:懸浮泥沙測量
  8. On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula

    應用透光率脈動檢測技術和光散射顆粒粒度分析儀（ pda ） ，通過理論分析，將pda的輸出信號之一? ?平均透光強度（對應于dc值）作為原水的特性表徵參數， dc值可以同時反映顆粒濃度和比表面積因素的影響，試驗結果證明， dc值與單位體積水中泥沙顆粒總表面積s _ p之間具有很好的冪函數關系： dc = cs _ p ~ d ，式中c 、 d為經驗系數，進而得到了以dc值為參數的高分子絮凝劑投藥量公式： d = f （ dc ） = e （ dc ） ~ f ，式中： e 、 f為經驗系數，平均相關系數達0 . 981 ，利用所建立的公式，建立了前饋? ?后饋聯合控制的在線自動投藥模型。
  9. Hydrologists can benefit from this system. their work efficiency and hydrological instrument automation level are advanced greatly

    此系統可幫助水文工作者更快、更準的獲取泥沙含量及流速數據，大大提高水文工作者的工作效率和水文測驗儀器的自動化水平。
  10. Liquid flow in open channels - sediment in streams and canals - determination of concentration, particle size distribution and relative density

    明渠水流.河河渠泥沙.含沙量粒度分佈和相對密度的測定
  11. Finally the constitution, function, principle and application range of an automatic system for monitoring sediment with r ray and velocity of river flow is described in detail

    本論文最後詳細闡述了射線河流泥沙含量和流速自動化監測系統的組成、功能、工作原理以及應用范圍。
  12. Presently, the means of drying and weighing the sediment liquor are usually used to measure the sediment concentration in many countries. but this method is not only taking time but also strenuosity

    目前世界各國大多仍採用懸沙采樣器取水樣的方法通過「烘乾稱重法」來檢測泥沙含量。
  13. Its influence on measurement precision of sediment concentration is also analyzed and the result indicates that a specific estimation error will bring about equal error

    同時從理論上分析了質量吸收系數變化對泥沙含量測量精度的影響，結果表明質量吸收系數的一定估計誤差將引起泥沙含量測量結果的等量誤差。
  14. 6. software for measuring the sediment was developed by using of visual basic

    （ 6 ）利用visualbasic編制了一套泥沙測量軟體，可用於在線和離線測量。
  15. This is becoming a question which must be solved urgently in sediment measuring and studying

    這種方法既費時又費力，現已成為泥沙測量與研究中迫切需要解決的問題。
  16. Measuring the sediment is one of the important questions in the sediment question research. in which the sediment concentration is a parameter that must be measured

    泥沙測量是泥沙問題研究中的重要內容之一，而含沙量則是泥沙測量的必測參數。
  17. Aiming at the change of the traditional sediment measurement method, a new equipment, called infrared back - scattering sediment instrument, is introduced, it can measure the real - time sediment content continuously

    為改進環形水槽的傳統測沙技術，自主研發完全開放式的實時在線測沙儀器，力求在水槽中實驗水樣的自然流態下實時測量垂線懸浮泥沙含量。
  18. A method of measuring sand content in river water

    河水泥沙含量測量方法研究
  19. Many laboratory experiments indicate that using y ray attenuation method to measure sediment concentration is totally feasible. the measurement result is accurate and reliable and is not affected by the type of soil. therefore it is a quick and simple method that can measure sediment precisely

    大量室內試驗結果表明採用射線透射法測量泥沙含量完全可行，且測量結果準確可靠，不受土壤類型的影響，是目前現場快速、簡便、高精度的非擾動泥沙含量測量方法。
  20. This paper tries to use the capacitive method to measure sediment concentration in flow - water and use the self - regulating capacitance sensor to carry experimentation in order to study a way and technology used to measure the sediment concentration in a nicety - speediness and on - line way

    本研究嘗試著採用電容法測量水流泥沙含量，並用自行研製的電容式傳感器進行試驗，研究準確、快速、在線測量水流中泥沙含量的方法和技術。
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