河口沙 的英文怎麼說
中文拼音 [hékǒushā]
河口沙
英文
estuarine sand-
Multispectral data for bathymetry is often performed in relatively clear shallow waters, up to now, no one use multispectral data for bathymetry in estuary waters of yellow river, where the highest sediment concentration in the world has been observed. in another part of this thesis, multispectral data acquired by landsat - 5 tm and in situ data are used for bathymetry in estuarine waters of yellow river. statistical models based on one band and two bands of tm respectively are developed
利用兩期水深的比對可以揭示黃河水下三角洲的沖淤演變規律，但由於實測水深資料獲取較為困難，因而利用遙感來反演水深是一個重要的選擇，為此，本文在黃河口海現代黃河三角洲沖淤演變規律與遙感應用研究端走取兩個試驗區進行了多光譜遙感水深反演試驗，試驗結果表明，在極高泥沙濃度、較強水動力條件的黃河口海域，用多光譜遙感反演水深是可行的。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。Spectrum analysis of flocs diameter in the changjiang estuary
長江河口細顆粒泥沙絮凝體粒徑的譜分析This research will try to resolve the distribution and controlling factors of gas layers by the study of division of substrata in bawu gas field. the main reservoir of bawu gas field are the sand layers in the formation of k1sh, k1y, k1d, k2q, sediment delta plane, delta frontier, plait delta developing distributary riverway sand, bayou sand dam, far sand dam and river sand of plait
八屋氣田主要儲層為早白堊世的沙河子組（ k _ 1sh ） 、營城組（ k _ 1y ） 、登婁庫組（ k _ 1d ）及晚白堊世的泉頭組（ k _ 2q ） ，為三角洲平原、三角洲前緣及辮狀河三角洲沉積體系，發育分流河道砂、河口砂壩、遠砂壩、辮狀河道砂等，砂層在平面上連通性差。For estuary - shallow marine and estuary sand bars, became the sedimentary conditions are no longer favourable, no sand ridge sediments were formed
對于河口灣淺海沉積和河口灣砂壩沉積而言，由於沉積條件不再有利，沒有形成沙脊沉積。The weser estuary in germany, with broad beaches, lots of sand bars and many tributaries, is characterized with a great quantity of sediment transport due to tidal current ' s movement in the fluvial bed of fine sediment
摘要德國威悉河口灘地寬廣，有無數的沙洲和許多大的分流，潮流在主要為細沙的沖積河床中運動，泥沙輸移量極大。Because during the sedimentation of the flood plain - estuary fades, the conditions of sea level rising, tidal regime, sediment supply and accommodation space were suitable for the development of a tidal ridge system, the sand lenses associated with this facies may represent tidal ridge formation in the incised valley
在河漫灘河口灣相沉積期問，由於海平面上升、潮流體系、沉積物供給和可容空間條件適合一個潮流沙脊體系的發育，其中的砂質透鏡體可能代表了下切河谷內發育的潮流沙脊。Yellow river estuary is typical weak tide and high sediment deposition estuary, the yellow river sediment transport and settling deposition process is the capital factor to determine estuary evolvement characteristics. any method provided for estuary management, there is no exception to have tight relationship with estuary sediment transport and settling deposition process. this paper summarized the yellow river estuary basic characteristics firstly, point out existing problem in this research domain
黃河河口系典型的弱潮多沙堆積性河口，黃河河口泥沙的輸移擴散和沉積過程是決定河口演變發展特徵的首要因素，黃河河口任何一項治理措施的提出，無一例外均與河口泥沙的輸移和沉積分佈狀況存在密切關系本文首先對黃河河口的基本特性進行了概括總結，在簡略回顧黃河河口泥沙輸移與沉積的有關研究成果的基礎上，指出了當前在此研究領域內存在的問題。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。According to all the sediment peaks of 35 floods observed at each station on the downstream of xiaolangdi, it analyzes the characteristic of delayed sediment peak and establishes a regression equation between sediment peak lag time for each section of xiaolangdi, huayuankou, jiahetan, gaocun, sunkou, aishan and lijin and peak discharge, sediment concentration of the peak, flood propagation velocity and fall velocity of suspended load of the previous station, which can search, make up and extend sediment peak lag time and provide a basis for accurate forecasting on sediment peak travel time of each station on the lower yellow river
根據小浪底下游各站沙峰均滯後於洪峰的35場洪水，對沙峰滯後於洪峰的特性進行了剖析，建立了小浪底、花園口、夾河灘、高村、孫口、艾山、利津各河段沙峰滯后時間與上站洪峰流量、沙峰含沙量、洪水傳播速度、懸移質泥沙群體沉速之間的回歸方程，可以用來查補延長沙峰滯后時間，為下游各站沙峰傳播時間的準確預報提供依據。Engaged in the study of sedimentation problems and in consulting for and evaluating the feasibility and design of hydraulic, hydro _ power and harbor engineering projects
從事河流、河口、海岸泥沙問題研究和對國家重點水利、水電、港口航道工程可行性和設計的咨詢、評估、審查。Sedimentation and optimal operation of three gorge reservoir in yangtze river
永定河河口泥沙淤積對官廳水庫供水的影響分析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。Coastal and estuarine engineering, layout and planning of harbours and navigation channels ; river training, siltation prediction and its measures ; mathematical model computation and physical model experiments
海岸河口工程、港口航道總體布局規劃、河道整治、泥沙淤積的預測和對策、數學模型計算和物理模型試驗研究。In addition, the application of the present model to the " design of new sediment sluice at the taohe mouth in the liujiaxia reservoir " supports the experimental results conducted by the department of sediment research, iwhr
在運用此模型對尚在立項中的「劉家峽水庫增建洮河口排沙洞方案」進行計算時，計算結果支持了中國水利水電科學研究院泥沙研究所的動床物理模型試驗結果。An hour after, the henrietta passed the lighthouse which marks the entrance of the hudson, turned the point of sandy hook, and put to sea
一小時之後，亨利埃塔號經過赫德森河口的燈船，繞過沙鉤角，駛入了大海。In order to develop and utilize the ocean, its hydrodynaraic conditions have to be studied first. in estuary and coastal seas, tidal flow is a basic hydrodynamic factor, which affects other substance transport remarkably
潮流，是海岸帶、海灣、海峽和潮汐河口地區的主要水動力學條件之一，是這些地區最基本的物質運動，其他物質諸如泥沙、鹽分、各類污染物質及熱量的輸運過程，均伴隨著潮流而運動。General technology and pipeline installation project of shahekou water purification factory in dalian water supply system
大連城市供水系統沙河口凈水廠改造工程總圖工藝管線安裝承建工程B d bar draught
河口沙洲吃水分享友人