海上模擬 的英文怎麼說
中文拼音 [hǎishàngmónǐ]
海上模擬
英文
marine simulation-
The main contributions are as follows : ( 1 ) de ( differential evolution ) algorithm is proposed to invert the ocean acoustic parameters in shallow water in order to get faster and more accurate results than ga ( genetic algorithm ) and sa ( simulated annealing algorithm ). also a posteriori probability analysis method is applied to evaluate the uncertainty of inversion results. ( 2 ) maximum likelihood objective functions for broadband mfi are derived according to different conditions
（ 2 ）根據不同的前提條件，採用似然比的方法推導了寬帶匹配場反演的最大似然目標函數；深入地研究了寬帶匹配場處理中的相干與非相干問題；在分析參數反演的敏感性之後，提出了淺海環境參數寬帶匹配場反演的多步優化策略，並與全參數反演方法進行了性能上的模擬比較。The variations of sea ice in the arctic ocean are simulated by using a improved high resolution hibler dynamic - thermodynamic sea ice model during 1979 - 1998. the model is driven by surface atmospheric and oceanic forcing consists of geostrophic winds, surface air temperature, specific humidity, and longwave and shortwave radiative fluxes provided by international arctic buoy program ( iabp ). the simulated results show that arctic sea ice have noticeable seasonal and annual variability
利用一個hibler海冰熱動力模式，在改進了其熱力部分和改變模擬范圍以及提高解析度的基礎上，以北極國際浮標計劃（ iabp ）提供的1979 - 1998年間逐日變化的日平均海平面氣溫場，濕度場，長短波輻射場，風場，洋流場，海洋熱流量場為強迫場，模擬了上述20年間北極海冰的時空演變。The pressure at every point along the pipeline, the gas - liquid phase flow rate and the law of the liquid holdup in the pipeline chang ing with time in the process of gas storage and supply at the time of peak shaving are simulatively calculated, and based on this, the problem on peak shaving is thoroughly analyzed by combining with the existing pinghu - shanghai gas pipeline in china
模擬計算了調峰過程中管道儲氣和供氣過程沿線各點的壓力、氣液相流速和管內持液率隨時間的變化規律，據此結合我國已建成現有的平湖一上海的天然氣管線，對調峰問題作了深入地分析。All of the above will be explained in details in chapter 4 section 1. 2 ) simulation of sea echo determines the quality of radar echo image to a great extent
2 ）雷達回波中海雜波生成模擬的模擬程度，在很大程度上也決定了雷達回波圖橡的質量。Super - resolution spatial spectrum estimation is applied in this dissertation to realize bearing resolution by utilizing the different bearings between targets and first - order sea echoes. the simulation of radar echoes in one resolution cell is presented based on the theoretically analyzing hf sea clutter sea clutter reflection characteristic and sea echo spectrum stretching mechanics
本文從分析高頻海雜波反射特性以及平臺運動引起海浪展寬機理入手，建立便於理論研究的一階展寬的海雜波和二階海雜波模型;在分辨單元上對雷達回波信號進行了模擬。The distribution and variation of latent and sensible heat fluxes of the cyclones were discussed based on the numerical simulation
在數值模擬基礎上重點討論了出海氣旋發展過程潛熱通量和感熱通量的分佈及其演變情況。This paper researches the basic statistical rule of oil - gas dynamic system from the systematic theory, combining with the common characteristic and structure characteristic of oil - gas dynamic system, taking the design requirement of oil field development programming into consideration, by using of functional simulation principle ( including nn method, differential simulation method ) and historical data of oil field, establishes the in - out conjunctional relationship of dynamic index of oil field development, and researches the two level index prediction of development dynamic with both oil field and oil production plant on the basis of the in - out conjunctional relationship. furthermore, this paper analyzes the " decision - making variable ", " object " and " restriction terms " by the optimization theory and set up several optimal models which compose the oil field development programming, it is following : optimization model of the production composing ( solving the optimal composing of each subentry production and cor responding cost, workload, including the onshore thin oil production, the heavy oil thermal process production, tertiary oil recovery production, and the offshore production ) ; optimization model of measure production structure ( determining the optimal composing of each measure production and measure workload, which is composed of fracture, acidulation, capital repair and so on ) ; optimization model of the production distraction ( optimal distribution of the whole oil field production to each oil production plant ) and the integrated development programming model of oil field
本文從系統理論出發研究油氣動態系統基本統計規律，結合油氣動態系統的一般特點，結構特點，兼顧油田開發規劃設計的要求，利用功能模擬原理（含神經網路方法、微分模擬方法） ，依據油田歷史數據，建立了油田開發動態指標間的輸入輸出關聯關系，並在此輸入輸出關聯關系的基礎上研究了油田及採油廠兩級的開發動態指標預測，同時利用最優化原理，在分析「決策變量」 、 「目標」及「約束條件」的基礎上建立了多個構成油田開發規劃的「優化模型」 ，這些優化模型包括：產量構成優化模型（解決陸上稀油產量、稠油熱采產量、三次採油產量、海上產量及對應的成本、工作量的最優構成問題） ；措施產量結構優化模型（解決壓裂、酸化、大修等各項措施產量及措施工作量的最優構成問題） ；產量分配優化模型（將油田的產量最優地分配到各採油廠）以及油田綜合開發規劃模型。The forces and gfs conducted an aerial search and demonstrated the water winching of two survivors
駐港部隊及政府飛行服務隊先後進行了空中搜索及示範空中拯救兩名海面上的模擬生還者。Being able to detect the actual condition of the management and maintenance of the aton, assist in the decision - making from an all - round point of view, it can direct the managerial behavior by using the information available
鑒于信息系統的根本目的是提升管理而不是模擬原有的管理模式，本文在考慮上海港新的航標維護管理模式時，大膽的引入了mrp的思想。We conclude that the conjunction intensity between the platform and piles has a prominent impact on the deformation on the surface and there exists the " curtain effect " of the pile that weakens the slide tendency to the sea. it is confirmed the most disadvantageous load cases
通過數值模擬得到以下結論，承臺與樁頂連結對碼頭頂面的側向位移影響顯著；存在樁的「遮簾作用」 ，它在一定程度上弱化了岸坡土體向海方向的位移趨勢；確定出對碼頭穩定性最不利的工況荷載組合。The updated model with complete forcing has excellent ability of simulation and forecast. to study yellow and east china circulation in winter and summer, based on long - term ocean observation data of january and august, the fine structure of yellow and east china seas circulation is diagnostically calculated with complete forcing ( including surface wind stress, boundary transportation, baroclinic effect, tide, changjiang river runoff ) in winter. the influences of factors on main circulation patterns are discussed respectively
對于冬季和夏季海洋環流的情況，在多年觀測的溫鹽資料基礎上，分別以1月份和8月份代表黃東海冬季和夏季的情況，以月平均大氣風應力、邊界流輸送、溫鹽斜壓效應、潮汐、長江口徑流等作為強迫條件，對黃東海環流的細微結構作了高分辨的三維數值模擬，探討了各因子對冬、夏季主要流系的動力學作用。Based on the analysis of thin sections by microscope, measurement of porosity and density, and geological setting, we tested the rock physical parameters of sandstone, siltstone, carbonate and other transitional sedimentary rocks by the mts system under formation conditions ( temperatures, pressures and pore fluid properties ). the rocks we tested are from tertiary ( including zhujiang formation, zhuhai formation, enping formation, hanjiang formation ) of zhujiangkou basin in southern china sea. according to the analysis results, we studied the main ultrasonic wave velocity characters of rocks, which are compressive and shear wave velocity and poisson ' s ratio under different formation conditions
在對珠江口盆地第三系儲集巖進行顯微鏡薄片分析、孔隙度和密度分析，以及地質背景分析的基礎上，利用巖石物理參數測試系統（ mts ）模擬地層條件（溫度、壓力和孔隙流體狀況）測試了珠江口盆地第三系（包括珠江組、珠海組、恩平組、韓江組，以下有關討論同）砂巖、粉砂巖、碳酸鹽巖及其過渡性巖石物理性質，重點研究了不同地層條件下巖石的聲學特徵（巖石的縱橫波速度和泊松比） 。Marine traffic system is a stochastic and dynamic system, which involves in human, ships and environment simulation technology is an important experience method of marine traffic studies
海上交通系統是由人、船、環境構成的隨機動態大系統。海上交通模擬是研究船舶交通的重要實驗手段。By considering deflection of freezing pipes and using the fem method, the three - dimensional temperature field of the connecting passage of shanghai east fuxing road tunnel is simulated
考慮了凍結管偏斜布置的情況，利用有限元方法對上海市復興東路隧道聯絡通道進行了三維溫度場模擬。So, in this thesis research, the information fusion is not only a data disposal process from lowers to higher, but also the feedback from higher to lower, that means the higher takes part in the d ata fusion of lower. simulations and trials validate all these methods and the results of these show that it is very effective to improve the control performance of auv by applying data fusion technology to the motion control system
本文通過水下機器人的模擬試驗和海上智能作業試驗進行驗證，試驗結果表明，將多傳感器信息融合技術應用到水下機器人的運動控制系統中，提高了整個控制系統的可靠性和保障水下機器人的安全航行和完成任務，促進水下機器人智能控制技術的發展。" it will be activated in the evening of december 2, simulating an aircraft in distress about 130 kilometers south of hong kong. search aircraft, helicopters and ships will be dispatched to the area the following morning to search and locate the simulated targets in the south china sea, " he said
演習由十二月二日傍晚開始，模擬飛機于香港以南一百三十公里之南中國海失事，翌日早上，各參與單位將派出搜索飛機，直升機及搜救船找尋及搜索目標。This subject is a national fund project in science : an attribute theory and method for thinking construction and memory style ( 60075016 ), and a branch fund project in development of education, science and technology of shanghai ( 01g04 ) : intelligence modeling. it is also another one of shanghai zhenhua limited liability corporation : status detection and security estimation for derrick
本課題是國家自然科學基金項目：思維建構與記憶模式的屬性論方法（ 60075016 ）和上海市高教科技發展基金項目：思維建構與智能模擬的屬性論方法（ 01g04 ）的子課題，同時也是上海振華有限公司的項目：橋吊狀態監測與安全評估系統。92km3 in 94 - 95. the comparison indicate that interannual variability of simulated and estimated outflow are very close, both of them have an upward trend in the 20 years. but 20 years average quantity of simulated outflow is less than the quantity of estimated outflow. the simulated outflow is about 90 % of estimated. for study the relationship between temperature and sea ice of arctic and the velocity of wind how to influence arctic sea ice, some ideal modeling are run
與衛星資料反演流出量比較結果表明，模擬流出量和衛星反演流出量的年際變化非常一致，總體上都有增多的趨勢，但在數值上有一定差距，平均而言冬季海冰面積流出量，反演值小於模擬值，而全年則是模擬值小於反演值，約是衛星反演流出量的90 。Considering the fact that the analog system is not so good as the digital system on the respect of variation of bandwidths and on the respect of switch between different bandwidths. this paper proposes to adopt the dds ( direct digital synthesis ) technique that produces chirp signals of different bandwidths to improve the situation of losing tracks for the ocean satellite altitude indicator in measuring coarse surfaces
現在的雷達基本上採用模擬系統產生線性調頻信號，由於模擬系統在帶寬變化方面和不同帶寬間切換方面不如數字系統，本文採用dds （ directdigitalsynthesis ）技術產生不同帶寬的線性調頻信號以改善海洋衛星高度計在測量粗糙表面時存在的失鎖現象。On the basis of sediment concentration field, the annual back silting intensity on the approach channel of 70000 dwt at lianyungang harbor was also simulated, and the calculated results was coincident with actual data
鑒于進港航道回淤量是當地海域潮流、波浪、泥沙長期共同作用的結果，建議採用年平均含沙量場進行回淤計算，並在此基礎上模擬了連雲港7萬噸級進港航道的年回淤強度，計算結果與實測資料吻合較好。分享友人