basic sediment 中文意思是什麼

basic sediment 解釋
沉底渣油
  • basic : adj 1 基礎的,基本的,根本的。2 【化學】堿性的,堿式的。3 【礦物】基性的,含少量硅酸的。4 【軍事...
  • sediment : n. 1. 沉澱(物);沉渣。2. 【地質學;地理學】沉積物。
  1. 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。
  2. By performing fourier transformation, the relationship between the turbulent intensity of the particle and that of the carrier fluid was obtained which makes clear that particle size, specific gravity, velocity gradient, and the characteristic frequency of energy - containing eddies are four basic influencing parameters. it is proven theoretically that under certain conditions, the stream - wise and transverse particle turbulent intensities exceed those of the carrier fluid. based on the equations of two - phase flow, the presence of fine sediment suspension is shown to attenuate the turbulent intensity of the water

    通過對細小顆粒在剪切流場中運動方程的fourier分析,得到了顆粒脈動強度和流體脈動強度之間的定量關系,表明顆粒粒徑、顆粒密度、流速梯度以及紊動場含能旋渦的特徵頻率是影響顆粒脈動強度的主要因素,首次從理論上證明了在一定條件下,顆粒在縱、垂向的脈動強度均會超過相應的流體脈動強度,為已有的實測資料提供了合理的解釋。
  3. However, according to ann ' s theory, making use of visual basic development tool, friendly - interface single output three layers " artificial neural network generator base on improved bp algorithm has been developed by the author, and after constructing the model, the value of d _ ( cmax ), finally the gross bed - load transport rate of non - uniform sediment with a wide distribution in flume experiment of stead sediment transportation have been forecasted

    筆者採用的途徑則是根據人工神經網路理論,利用vb開發出界面友好、基於改進bp演算法的多輸入單輸出三層神經網路生成器軟體,並採用該生成器建模,對平衡輸沙狀態下的水槽輸沙試驗的d _ ( cmax )和總輸沙率進行預測計算。
  4. Finished the following important consulting projects in recent years : ( 1 ) to take charge of and participate in the design of the project of 25 thousand - ton petrol and gas quays of the jiangyin petrol company. ( 2 ) to take charge of and parricipate in the design of the project of 25 thousand - ton petrol and gas quays of zhang jia gang hada company. ( 3 ) to organize the feasibility study on the coastal engineering test hall construction project of nhri. to take charge of and participate in the design of the hall ( a large - size wave basin, 70m long and 50m wide. was constructed in it ). ( 4 ) to organize the project feasibility study of the laboratory of nhri for the basic law research on sediment transport, to take charge of the design of the project, and to participate in the design of the wind and wave flume ( 180m long ), in which the scientific research projects of waterway training works and coastal engineering structures can be carried out under the combined action of wind, wave and current

    近幾年來主要完成以下幾項重大工程: 1 .主持並參與江陰石油公司2 . 5萬噸級油氣碼頭的設計; 2 .主持並參與張家港哈德公司2 . 5萬噸級油氣碼頭的設計; 3 .編寫了南京水科院海岸工程試驗廳可行性研究報告,主持並參與該試驗廳的工程設計,在該試驗廳內建有70米長50米寬的大型波浪水池; 4 .編寫了南京水科院「泥沙運動基本規律研究實驗室」工程可行性研究報告,並主持該項工程設計,參與完成180米長風浪水槽設計,該水槽建成后,可在風、浪、流綜合作用下進行航道整治和海岸工程的科學研究。
  5. The dissertation focus on the main conflict of flow and sediment change, by analyzing the flow and sediment features, and change in rivercourse of typical period in histry, collecting the data of riverbed change. according to the flow and sediment change condition, combining the existed water works, and based on the results of former researches, the study are conducted on the law of flow state change by comparing rivercourse conditions before and after the completion of sanmenxia project, which may provide some idea for flow state change when xiaolangdi project completed and put into operation and some basic clue for the prediction of variation trend of river section from tiexie to shendi, from shendi to tieqiao near zhengzhou, from tieqiao near zhengzhou to dongbatou, from dongbatou to gaocun and so on in the year 2010 and the period 2010 to 2020. the result may provide some reference for flood control of these wangdering river sections, and some guidelines for planning of water projects and arrangement of project sequence

    本課題緊緊抓住小浪底水庫運用后水沙變化這一主要矛盾,通過分析研究以往典型時期的水沙特點和河道演變特點,收集分析河床邊界條件變化資料,小浪底水庫運用后水沙資料變化,結合現有河道整治工程建設情況,總結前人的研究成果,重點研究三門峽水庫運用後下遊河道河勢變化的規律和特點,探索小浪底水庫運用後下遊河勢變化情況,分析預測游蕩性河道鐵謝至神堤、神堤至鄭州鐵橋、鄭州鐵橋至東壩頭、東壩頭至高村等各個河段在2010年, 2010年至2020年期間的河勢變化趨勢,為分析游蕩性河段的防洪形勢,指導河道整治工程建設的規劃和工程安排提供決策參考和依據。
  6. Because small watersheds are the source of runoff and sediment into big rivers and also the joint of river to overall basin, the established various comprehensive prevention and harness systems in small watersheds are the basic treatments and effective way for controlling soil and water loss

    小流域是大江大河產水、產沙的源頭,是江河與面上聯結的紐帶,在小流域中修建的各種綜合防治體系,是治本清源的做法,是有效防治水土流失的形式。
  7. 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。
  8. In this paper, a brief introduction of hydrodynamic, sediment transport model and its application in engineering projects are reported. 2. the equations are derived using a tensor analysis of two - phase flow, and the background of basic equations and parameters in the numerical model are discussed

    本文採用非交錯曲線網格二、三維水流泥沙數值模型研究感潮河道水流泥沙問題,主要內容有: ( 1 )綜述水流泥沙數值模型的發展概況,及其工程應用。
  9. Consequently, the generalized suspended sediment concentration profile suggested by ni ( 1989 ) is derived directly from the basic governing equations

    從而對倪晉仁和王光謙提出的懸移質泥沙分佈的統一公式給出了理論解釋。
  10. Despite this attention; only modest progress has been made in the basic understanding of the bed phenomena and their relation to sediment movement.

    盡管受到注意,但床面現象及其對泥沙運動的關系的基本理解卻僅有不太顯著的進步。
  11. Five basic problems, which relate with sediment transport, have been discussed

    探討了與泥沙運動有關的五個基本問題。
  12. Basic sediment and water

    底部沉積物和水
  13. Based on the wholly, dynamics and integrated principle, the guide of petroleum geology and computer technology, the research has been done as follows by the factors of geology, gravity, magnetism and electricity : ( 1 ) building chronostratic framework of wangjiang - qianshan and its neighbor, divide and compare carbonic and permain sequence. ( 2 ) studying distribution of sediment series in different period. ( 3 ) studying the basic tectonic transform style, preliminarily dividing main tectonic units. ( 4 ) describing the formation and evolution of basin

    本文以整體、動態、綜合分析為原則,以石油地質理論為指導,以計算機技術為手段,利用地面地質、重力、磁力、電法所獲得的各項參數,進行了以下研究工作:建立望江?潛山盆地及鄰區的年代地層格架,並對石炭、二疊系地層進行層序劃分與對比;研究不同時期沉積體系的展布特徵;研究盆地的基本構造變形樣式,初步劃分盆地的主要構造單元;描述盆地的形成演化過程;在上述研究基礎上劃分推測的含油氣系統。
  14. The research work presented a large quantity of debris characteristics parameters, and especially made a thorough study on the characteristic description of sediment chain graph ; meanwhile, the sensibility, differentiation and information redundance analyses of the characteristic parameters also supplies the quantitative indexes for the filtration and optimization of the debris characteristic parameters ; in addition, the debris fusion decision recognition method based on the proof fusion theory and the comprehensive debris recognition flow provide reliable recognition arithmetic for debris recognition ; and lastly, the fault fusion diagnosis judging method based on ferro - graph and spectral analysis provides the basic diagnosis method in theory for multi - fault premonitory diagnosis system of aero - engine

    本文研究工作提出了大量磨粒特徵參數,尤其深入研究了沉積鏈譜片的特徵描述問題;同時,特徵參數的敏感性、區分度與冗餘度分析為磨粒特徵參數的篩選優化提供了量化指標;另外,基於證據融合理論的磨粒統計融合決策識別方法以及磨粒綜合識別流程為磨粒識別提供了可靠的識別演算法;最後,基於光譜和鐵譜信息的磨損故障融合診斷決策方法為發動機多故障徵兆綜合診斷系統提供了基本的診斷理論手段。
  15. Scholars have studied the salawusu stratum which is regarded as late - pleistocene river - lake standard stratum in north of china by traditional geological method, and have acquired some basic opinions. but there are some defferent opinions in age range, sediment environment, sediment mechanism, at the same time, studying degree is not enough either

    學者們運用傳統地質理論和方法進行的我國北方晚更新世河湖相標準地層-薩拉烏蘇地層第四紀研究取得了一些共識,但在年代歸屬、沉積環境及沉積機理等方面仍然存在著分歧,研究程度還很不夠。
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