河流泥沙 的英文怎麼說
中文拼音 [héliúníshā]
河流泥沙
英文
fluvial sediment- 河 : 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...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 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
- 河流 : rivers; stream
- 泥沙 : [地] silt; sediment
-
Density currents generated by saline and fresh water interactions are also important in the transport of sediment in estuaries.
由鹽水和淡水相互作用所產生的異重流,在河口泥沙輸移中也是很重要的。Standard guide for sampling fluvial sediment in motion
運動中河流泥沙抽樣的標準指南Terminology for fluvial sediment
河流泥沙術語The improved scheme can ensure the south branch to be open to navigation and the flow here not to be broken in low water seasons, and it will have active effect on protecting the south branch and fuyuan town. this study is an attempt of applying three - dimensional mathematical model in analogue calculation and analysis of flow, sediment and riverbed movements in a long river reach. it is very important for the future thorough research, and has great significance for promoting the application of the three - dimensional model to resolve
本研究是三維數學模型對較長河段水流、泥沙、河床運動模擬計算分析的一次嘗試,其對今後進一步深入研究和應用三維模型解決工程實際問題,完善模擬方法、提高模擬水平,真正發揮數學模型其省時、省力、靈活方便和模擬細膩等在研究水沙運動規律和河床變形等方面研究中優勢具有重要的意義。In the comprehensive soil erosion control area in the loess plateau, a total of 15 million hectares of land have been treated - - 30 percent of the soil erosion area - - with over 300 million tons less silt flowing into the yellow river every year
黃土高原水土流失綜合治理區已累計治理1500萬公頃,使30的水土流失面積得到不同程度的治理,年輸入黃河的泥沙減少3億噸以上。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。Analyze the yellow river estuary sediment transport and distributing affected factors, utilize the field measured data, based on the hydraulics, river hydrodynamic and statistics fundamental theory, analyze the estuary sediment transport and settling deposition regulation, yellow river estuary gate area sediment deposition mechanism and estuary delta coastline dynamic balance, and some important achievements acquired
研究報告分析了黃河河口泥沙輸移和分佈的影響因素,利用實測資料,運用水力學、河流動力學、統計學等基本理論和原理,對河口泥沙輸移及其分佈規律、黃河河口口門區域泥沙沉積機理以及河口三角洲岸線的動態平衡問題進行了分析探討,並取得了部分重要認識和進展。Based on the characteristics of the daily regulation wave of hydropower stations, the water surface lines in the rising and falling stages are calculated by using an one - dimensional steady flow model and an unsteady flow sediment model
摘要根據水電站日調節波的特性,運用一維恆定流和非恆定流泥沙數學模型,分別計算了河道漲落水過程的水面線。8. a simplified 3 - d natural river flow and sediment transport model is developed based on hydrostatic pressure distribution. the model has been applied to investigate the 3 - d flow and suspended - load transport in nanjing river reach with two branches
( 8 )天然三維水流泥沙簡化數值模型,成功地模擬南京某河段水流運動和多分汊河道水沙計算,結果可靠並滿足精度。Planar 2 - d flow and sediment numerical modeling of branching river
天然分汊河道平面二維水流泥沙數值模擬研究This paper summarize the estuary sediment management methods also, analyze and the following aspects and give evaluations : estuary dredging and lead the flow, lead water to scour the river channel, build the xihekou reservoir, estuary gate deposition management, dike reinforced etc
本文還對河口泥沙的處理途徑和措施進行了概括總結,對河口疏浚與導流、引海水沖刷河道、建設西河口水利樞紐、攔門沙治理、人工有計劃改道和出漢、加高堤防和加固防護工程和挖河固堤工程等進行了分析評價。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Speciality in consultation field : research, design and supervision for sediment engineering in rivers, harbors and waterways, inclusive of river processes, flow and sediment motion, flood control engineering, selection of harbor location, navigation training works, bridge, and water supply projects, etc
從事河流治理和港口航道方面的泥沙工程科學研究和設計、監理工作,包括河道演變和水流泥沙運動規律、防洪工程、河港選址和航道整治工程、橋梁和取水工程等方面。Instrument for sediment measurement and particle size analysis in open channel
河流泥沙測驗及顆粒分析儀器In the meantime, the bohai sea year answer the deposit that one year the ground accepts fluvial silt, deposit result makes again the bohai sea becomes shallow gradually
同時,渤海年復一年地接受河流泥沙的沉積,沉積的結果又使得渤海逐漸變淺。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。The repair and maintenance work of the turbine blades is the international problem for all the hydro power plant. a lot of manpower and resources is costed every year, especially in china, because the rivers contain plentiful sand, the problem is more serious
水輪機轉輪葉片的維修與維護一直是各國水電部門的一項重要工作,每年都要對其耗費巨大的人力、物力、財力,尤其是我國河流泥沙含量大,此項工作就更為艱巨。Aiming at the 28km long river regulation and protection works on fuyuan reach where the river evolutions are complicated and the dimensions of control works are difficult to calculate, this dissertation is to study three - dimensional numerical analogue not only under natural conditions but also under ten regulation schemes, using the river sediment quasi - two - dimensional model associated with the river sediment plane two - dimensional model and the river three - dimensional model
針對江道演變復雜,工程布局及控導工程結構尺寸難以計算的撫遠28公里長江段的防護整治工程,按天然情況和10個不同整治方案利用河流泥沙準二維數學模型、河流泥沙平面二維數學模型和河道三維水流數學模型結合進行三維整體的數值模擬。On the basis of previous studies, the paper presents a comprehensive review and summary on the influence of sediment to water quality in the yellow river, highlighting four issues : 1 the influence of the sediment on pollutant behavier, 2 the relationship between sediment - associated natural organic matter and water quality parameters of oxygen - consuming organic pollutants and its influence on the assessment of the water quality in the yellow river, 3 the relationship between the heavy metal background values of the sediment and the water quality parameters of the heavy metals and its influence on the assessment of the pollution of the yellow river, 4 the influence of sediment ? ? containing much carbonates in the yellow river on the water quality and the monitoring of the water quality
黃河是世界上罕見的多泥沙河流,泥沙與水相互作用對黃河水質產生顯著影響。根據以往研究工作,對黃河泥沙與水質的關系問題作全面的總結評述和展望,著重於4個問題: 1黃河泥沙對污染物行為的影響2黃河泥沙中的天然有機質與黃河耗氧有機物水質參數的關系和對污染評價的影響3黃河泥沙中的本底量重金屬與黃河重金屬水質參數的關系和對污染評價的影響4黃河泥沙中的碳酸鹽對水質和對水質監測研究的影響。On the basis of previous studies, the paper presents a comprehensive review and summary on the influence of sediment to water quality in the yellow river, highlighting four issues : 1 the influence of the sediment on pollutant behavier, 2 the relationship between sediment - associated natural organic matter and water quality parameters of oxygen - consuming organic pollutants and its influence on the assessment of the water quality in the yellow river, 3 the relationship between the heavy metal background values of the sediment and the water quality parameters of the heavy metals and its influence on the assessment of the pollution of the yellow river, 4 the influence of sedimentcontaining much carbonates in the yellow river on the water quality and the monitoring of the water quality
黃河是世界上罕見的多泥沙河流,泥沙與水相互作用對黃河水質產生顯著影響。根據以往研究工作,對黃河泥沙與水質的關系問題作全面的總結評述和展望,著重於4個問題: 1黃河泥沙對污染物行為的影響2黃河泥沙中的天然有機質與黃河耗氧有機物水質參數的關系和對污染評價的影響3黃河泥沙中的本底量重金屬與黃河重金屬水質參數的關系和對污染評價的影響4黃河泥沙中的碳酸鹽對水質和對水質監測研究的影響。分享友人