水下探測系統 的英文怎麼說

中文拼音 [shuǐxiàtàntǒng]
水下探測系統 英文
underwater detection system
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : 下動詞1. (用在動詞后,表示由高處到低處) 2. (用在動詞后, 表示有空間, 能容納) 3. (用在動詞后, 表示動作的完成或結果)
  • : Ⅰ動詞1 (試圖發現) try to find out; explore; sound 2 (看望) call on; visit; see 3 (向前伸出)...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • 探測 : survey; search; sound; probe; sounding; detection; acquisition; reconnaissance; localization; fin...
  • 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
  1. Multi - target localization is the urgent requirement of exploration system in underwater weapon, which is the basis of anti - counterwork, target recognization, and accurate attack

    多目標定位是武器迫切需要具備的能力,它是反對抗、目標識別、精確打擊的基礎。
  2. Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

    基於以上考慮,論文主要從以幾方面對地資源可持續開發問題進行了比較深入的討:全面回顧了「可持續發展」概念的由來與演變,對國內外「可持續發展」的研究現狀進行了述評,並對「可持續發展」概念的科學內涵進行了深入討;對涉及地資源的一些最基本的概念和命題進行了全面的回顧和評述,對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解;全面闡述了地資源變值理論的內容和意義,並與傳的地資源計算評價方法進行了對比分析,結合實例具體說明了方法的應用;深入分析了地資源預預報工作的極端重要性和復雜性,對傳的地資源動態預方法進行了全面的評述,指出了各類預預報方法的特點及適用條件,對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍,以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹,並應用於地動態過程線的分析,採用時間序列中的b ? j法,蒙特卡羅方法,與地資源變值理論相結合,討了地動態資料分析和地資源預預報的新思路;綜合分析了現今各類地管理模型的特點及缺陷,將數學規劃、數理計、隨機過程等與地變值理論相結合進行地表或多源的聯合優化調度,使模型更準確、更實用;對保證地資源可持續開發的內部條件和外部條件進行了分析,內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀,科學的資源計算與評價方法,可靠的資源預預報技術,可操作的資源管理措施,外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節意識的增強及具體節措施、人口增長的控制、體污染的防治、生態的恢復和重建等;從宇宙科學、地球科學及哲學的高度審視地資源的可持續開發;指出了地資源可持續開發的進一步研究方向。
  3. It is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level

    在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗.該通過計算機控制壓力鉗,不僅能模擬正常生理條件左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與定等多種功能於一體,特別適用於器官平上觀察機械電反饋現象並討其機制
  4. Abstract : it is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level

    文摘:在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗.該通過計算機控制壓力鉗,不僅能模擬正常生理條件左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與定等多種功能於一體,特別適用於器官平上觀察機械電反饋現象並討其機制
  5. The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore

    第一章回顧了孔結構在當今國內外的研究現狀,包括混凝土孔方法的研究、孔結構模型的研究及孔結構與強度關的研究現狀,介紹了孔結構研究方面的一些最重要的成果;第二章敘述了混凝土材料細觀結構的多尺度性及混凝土材料孔技術的原理,並討論了泥基多孔材料孔隙分析中常用的表徵參數,也說明了壓汞法孔對研究結果的影響因素,指出了壓汞法在孔結構研究中的局限性;第三章是著重分析了孔隙率與強度關模型的發展歷程,並對已有的模型進行了比較分析,指出了原有模型的不足之處;第四章在「綜合集成」的基礎上,提出了混凝土孔結構復合體模型和孔的物理模型,並模擬了該模型由各單體並聯形成的復合體的斷裂過程,最後根據所建模型編制了相應的計算程序,可根據輸入的孔徑分佈與泥含量等參數,實現混凝土理論強度的計算;第五章對第四章模型中出現的模型參數進行了相應的試驗數據對比分析,根據回歸分析的方法得到了反映基體強度特徵的k值,並從理論上討了泥含量、彈性模量和表面能的修正對混凝土強度計算產生的影響,檢驗模型的正確性;第六章是結論與展望,根據研究綜述了本文對孔結構的一些研究結論並對孔結構發展作了相應的展望。
  6. Main conclusions drawn from the analyses of calculating results are as follows : ( 1 ) the microwave absorption of atmosphere gas have obvious attenuation at the wavelengths for cloud detection, thereinto, the water attenuation effect changes greatly, so the 94ghz cloud detecting radar should have water vapor attenuation correction scheme. ( 2 ) when 37ghz and 94ghz radars detect clouds, the difference between the atmosphere and cloud attenuation and the large variety of radar reflectivity conduce the intension of the radar backscatter signals change. ( 3 ) for the thin cloud layer and low water content of cloud, 37 - ghz radar backscatter signals are not as good as 94 - ghz radar, that is to say that the 94ghz radar has better capability in thin clouds detection

    本工作得出如結論: ( 1 )大氣氣體的微波吸收在雲波段產生明顯的衰減,其中汽衰減效應變化很大;即將上天的空間94ghz雲雷達必須有汽衰減訂正方案; ( 2 ) 37ghz和94ghz雷達雲,由於大氣和雲衰減不同和雷達反射率的很大差異,導致雷達回波信號強弱不同; ( 3 )對雲層較薄、含量較少的雲,在不計雷達參數的情況, 37ghz雷達回波信號不如94ghz雲雷達,也就是說94ghz對薄雲有更強的能力;對雲層較厚、含量大的雲,由於強衰減的作用, 94ghz雷達回波信號小於37ghz雷達; ( 4 )從大氣衰減的不利因素方面考慮,空間94ghz雷達高層薄雲的效果最好;低層薄雲時需要考慮氣體衰減訂正;因濃厚雲的強衰減作用,其中部的能力大大減弱,不僅要進行衰減訂正,而且要藉助其他信息來反演整個雲層的含量垂直分佈; ( 5 )為了獲得從極薄到極濃厚雲的垂直分佈能力,未來雲雷達最好採用雙波長甚至三波長(如94 、 37和13ghz ) 。
  7. Abstract : through analysing systematically the conditions of engineerin g geology and hydrogeology, the regimes of groundwater level and data of deep wells, the p aleorelief, and the groundwater levels measured during the periods of foundation investigation of each existing building, the aberrant cause of groundwater level at yangfangdian and its vicinity was derived, and the approximate scope of grou ndwater level anomalies in the above - mentioned area in march, 1999 was obtained by calculation

    文摘:該文全面地分析了羊坊店及其附近地區的工程地質和文地質條件、地位動態、深井資料、古地形及現有建築勘時實位資料,指出了羊坊店及其附近地區地位異常的原因,並通過計算得出了1999年3月份該地區地位異常的大致范圍。
  8. Nonlinear model based predictive control ( nmpc ) not only is a valuable approach for solving practical control problems, but also is the frontier of nonlinear control theory. the perceptible successes of mpc strategies can be attributed to several factors including its inherent ability to handle input and output constraints, time delay and incorporation of an explicit model of the plant into the optimization problem. this dissertation discusses two kinds of nonlinearity ( or nonlinear system )

    本文沿著理論研究與工程實際相結合的設計思路,較為和全面的研究了非線性模型預控制理論,提出改進新演算法;討了非線性模型預控制理論在自主航行器控制設計中的應用,豐富和發展了模型預控制理論,本論文的主要工作及意義有以幾個方面: 1 )從工程應用的角度研究有限域無終端約束廣義預控制穩定性充分條件,為有約束廣義預控制穩定性研究奠定了基礎。
  9. As a detecting device working underwater, the synthesize aperture sonar is fixed in the underwater carrier

    作為器的一種,該部分載體內承裝的是合成孔徑聲納
  10. Whereafter, based on the analysis on the flood influence for traffic lines, the research is centered on the following parts : firstly, the destroying modes, reasons and mechanism of flooded lines are discussed, and the frameworks and countermeasures of preventing and controlling hazards system are put forward ; secondly, the ways of region forecasting for the landslide are analyzed and the automation of landslide forecast for certain site through visual programming is realized. furthermore, the function of dynamic segmentation in arc view is made use of to realize the forecast result ' s visualization ; thirdly, the reasons and patterns of roadbed subsidence are discussed and the methods of forecasting subsidence based on the gm ( 1, 1 ) model are put forward. then the applications of the arcview software and its extended module on the study of roadbed subsidence are debates upon ; fourthly, an analysis on the sources of flood for traffic lines, which situate in the reservoir coverage area, is given

    接著,論文討了山區交通線路災害的特點、分類、時間和空間分佈規律以及災害的防治原則和對策等;然後,以洪災害對交通線路的毀壞為主線,重點研究和分析了以幾個問題:第一,討了洪對交通線路的破壞方式,毀原因以及毀機理,並提出了交通線路毀防禦框架和對策;第二,分析了雨季邊坡塌方災害的區段預方法;通過可視化編程,編制了雨季邊坡塌方災害的工點預報程序,並結合arcview實現了預結果的可視化;第三,對路基沉陷原因和模式進行了分析,並提出利用gm ( 1 , 1 )模型對路基沉陷區進行分析和預,最後論述了arcview軟體及其擴展模塊在沉陷區研究分析中的應用;第四,對汛期庫區線路災害的原因進行了分析,並討了利用數量化理論對路基防護工程抗洪能力進行預的意義;第五,提出從風險的角度對交通線路的防災減災進行管理,對風險估計的相關問題進行了論述,並討了交通線路害危險區段的劃分問題。
  11. Underwater detection and classification system

    與分類
  12. The underwater acoustic signal is the main information for the underwater detection and identification system, so it is very important to get the acoustic signal efficiently

    摘要聲信號是水下探測系統實現對中目標遠程識別的主要信息之一,有效獲取聲信號是一個十分重要的問題。
  13. The turbulent characteristics of high - velocity sediment - laden and aerated flow are more other than the clear water flow of single - phase and current of low speed. in a special circulating system with high velocity flow, some flow parameters such as boundary shear stress and pulsation pressure are measured. an investigation is made on the turbulent characteristics of the three - phase flow of water, air and sand

    本文針對高速含沙摻氣流的運動規律有別于低速流及清單相流,在自己研製的高速渾循環中,通過對高速含沙摻氣流壁面剪切應力和脈動壓強等參數的量,分析了沙氣三相流的紊動特性,索了泥沙對固壁的磨蝕機理及減蝕措施,其主要內容包括以幾個方面: 1
  14. The basic theories such as the rules and contents of regional water resources evaluation, the rules and methods of regional water demand prediction are discussed ; the methods to calculate the amount of regional surface water, ground water, the total amount of regional water resources and the amount of water resources which can be used are discussed ; the basic theories such as the rules and contents of optimal allocation of regional water quality and water quantity are also discussed and the basic thinking to study it is brought forward

    詳細論述了區域資源評價的原則、內容和區域需量預的原則、方法、影響因素等基本理論;重點討了區域地表資源量、地資源量、資源總量、區域可供量的計算方法和區域資源質量評價的方法;論述了區域質-量聯合優化配置的原則、內容等基本理論,提出了開展區域質-量聯合優化配置的基本思路。
  15. The community productivity, structure and succession are significantly influenced by global climate changes. this study focused on soil respiration rate of stipa baicalensis grassland by using dynamic infrared gas absorbed method. we analyzed diurnal pattern of soil respiration rate and the influences of surface soil temperature and water content for this parameter, then compared the differences between day and night soil respiration rates, and explored the correlations between aboveground and underground biomass with the soil respiration

    溫帶的半乾旱、半濕潤區草甸草原屬于過渡氣候影響形成的植被類型,對環境氣候條件變化十分敏感,為了揭示半乾旱、半濕潤區草甸草原生態土壤碳素釋放規律及其對主要環境因子的響應,本研究採用動態室紅外氣體吸收法定松嫩草甸草原典型群落? ?貝加爾針茅群落土壤呼吸速率,分析了土壤呼吸速率日變化規律及表層土壤溫度和含量對土壤呼吸速率日變化的影響,比較了土壤呼吸速率的晝夜差異,討了地上生物量和地生物量與土壤呼吸速率之間的相關關
  16. It is built as an open platform for scientific research on groundwater circulation at different scale, resource and environment effects, water - salt flux variation at interface and effects on the global climate induced by human activities, assessments of regional groundwater and the detective technology, isotopes during the groundwater evolution, numerical simulation and predict technique

    發揮我所尖端科研資源優勢,建設開放式創新研究平臺,主要支持開展不同時空尺度地循環演化過程、資源與環境效應及其動力學,層圈間不同界面鹽通量變化及其對全球氣候變化和人類活動影響的響應機制,區域含技術與評價理論,地演化的同位素與數值模擬、預技術等研究。
  17. Signal estimation theory for discrete stochastic systems with multiplicative noises ( smn ) is very important in many applications such as oil seismic exploration, underwater remote targets detection and speech signal processing

    帶乘性噪聲的最優估計理論在石油地震勘目標、語音處理等諸多領域都有重要的應用價值。
  18. The design of detecting sonar of underwater vehicle plays a very important role in the research and development of under water vehicle

    航行器聲納的研製,對於航行器的研製與發展具有重要意義。
  19. On the base of the active sonar theory, this thesis delves into the critical technical of how to design detecting sonar system of under water vehicle, and completely discusses the idea of system designing, the construction of hardware, the problem solution of critical technical and experiment result analysis

    本論文基於主動聲納的基本原理,深入研究了航行器的聲納設計過程所涉及的關鍵技術,結合聲納的研製工作,全面論述了的設計思想、硬體構成、關鍵技術問題的解決和實驗結果的分析。
  20. So, in order to lower the disaster of flood, it is a good way to use the system of flood detention district, flood insurance, reestablishment etc. although there are some flood detention districts in some places in china, no perfect and operational flood hazard risk management decision support system is established now. we are searching some new thought of controlling and managing flood by risk management policy

    通過本文的研究,主要在以幾個方面取得了進展: (一)以順德防洪減災工作作為背景素材,針對其舊有的信息,結合現代先進的防洪風險管理思想,融入作者對利信息化建設的理解,從建立專業的地理信息空間數據庫、屬性數據庫、查詢的構建、專家預建立等方面全面討。
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