等高線分析 的英文怎麼說

中文拼音 [děnggāoxiànfēn]
等高線分析 英文
hypsometric analysis
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  • 等高 : equal altitude [height]; accordant
  1. Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle

    流體噪聲主要來源於輸出流量脈動,造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換時產生的瞬時壓迴流,在配流盤上開設v型尖槽可降低因壓迴流而引起的流體噪聲,本文以截流作用和液體的可壓縮性為理論依據,以matlab語言為工具,對原配流盤上的v型尖槽進行了理論計算,繪制出p - t圖了它的不足,並對原有v型尖槽進行了優化設計,得出了v型尖槽的最佳幾何尺寸:配流盤平面上的v型尖槽的兩邊的夾角為12 . 3 ,槽長5mm ,槽的橫截面為邊三角形。
  2. As one of frame data of national spatial data infrastructure, digital elevation model excels contour line. it can express continuous gurgitation of ground, and it can also carry out relevant mathematical analyses and imitation, so it is applied broadly in various fields at present

    =數字程模型dem是國家空間數據基礎設施的框架數據之一,其彌補了的不足,既能表示地面的連續起伏變化,又適合作相應的數學和模擬,現在已在各個領域得到了廣泛的應用。
  3. Abstract : a new concept of turning line of reduction parameters and its determination method is put forward in this paper for analyzing the isopleth diagram showing the relationship between reduction degree and reduction parameters in reduction of compressed scale lump containing carbon, and the method of optimal selection for reduction parameters is obtained

    文摘:應用文章提出的還原參數界概念及其確定方法對鐵鱗配焦壓塊還原過程中反映還原參數與還原指標關系的圖進行,得出還原參數優化選擇的具體方法。
  4. The basic concept of terrain information content is proposed after an overall review of existing research achievement. applying a series of analysis and data processing method, like math - analysis, mathematical statistics, comparative, error visualizing, this paper carefully investigated the terrain information content characteristic of dems of 1 : 50000 map scale of loess plateau area

    本文在對前人已有研究成果進行系統總結的基礎上,首先明確了dem地形信息容量的基本概念,並運用數學、數理統計、比較、誤差地圖方法,以海拔程與為研究對象,以1 : 1萬比例尺dem為參考真值,探討了黃土丘陵溝壑區1 : 5萬dem的地形信息容量特徵。
  5. The probe ' s linearity, temperature and dynamic characteristics are analyzed base on principal theory of eddy - current displacement sensor, such as the influence of the coil q value to the linearity characteristic, influence of the diameter of coil to the linearity characteristic, influence of coil resistance to the temperature characteristic, influence of the measuring coil to the syntony loop

    在介紹渦流位移傳感器的基本理論的基礎上,了傳感器探頭性特性、溫度特性、動態特性的影響因素。從探頭圈q值對性特性的影響;探頭直徑對性的影響;探頭圈電阻對溫度特性的影響;激勵信號溫度特性的影響:檢測圈?振迴路動態響應特性方面並提出製作質量傳感器探頭的改進措施。
  6. We attempted to advance the certainty method based on the background value of earthquake ground motion ' s parameters, combined the probability seismic risk analysis and certainty seismic risk analysis to study the characteristics of earthquake ground motion ' s parameters in jianghuai region which is medium - strong earthquakes ' transition region, and protracted the calculating background values of earthquake ground motion ' s parameters to plane equivalence value maps and solid equivalence value maps

    摘要嘗試性地提出了基於地震動參數背景值的確定性方法,將概率性地震危險性和確定性地震危險性相結合,對江淮地區這一中強震過渡區的地震動參數特徵進行了研究,並把地震動參數背景值的計算結果繪製成平面圖和立體圖。
  7. The thesis analyzed the present transferring status between pudong airport and shanghai " s incity. through forecasting the long - dated flux of pudong airport and the area near it and combining the planning scheme of shanghai urban rapid mass transit, the thesis learned the helpful experience of the traffic organization in typical airport abroad and used the scientific analyzing model of public traffic flux forecasting to put forward some reasonable suggestion of the bottleneck question between pudong airport and incity : the one is to use the present no. 2 subway as the future airtrain to take on the most part of the flux and meantime present the concept of feeder efficiency to quantitative analyze the choice of feeder station ; the other is to set up cat ( city air terminal ) to convenient the passenger to come airport rapidly and economically in order to lessen the pressure of the traffic and improve the whole service quantity of civil aviation transportation

    本文了浦東機場與市內目前的換乘現狀,從預測浦東機場及緊鄰空港區域中遠期的客流量入手,結合上海市政府快速軌道交通的規劃方案,並且學習境外典型機場交通組織的有益經驗,利用規劃中的公交客流預測科學模型,對浦東機場與市中心的軌道交通銜接提出了合理的建議:一是利用目前的地鐵二號作為航空軌道共享來承擔大部進出空港的客流,並且給出了以接運效率最大化為目標函數的接運公交軌道站點比選模型;二是在市中心設立城市航站樓以方便旅客快速、經濟地到達機場,從而減少道路交通壓力,提航空運輸的整體服務質量。
  8. Combined with practical data of shannxi lin hekou hydropower plant, the temperature filed of m and n schemes during construction and operation are simulated and analyzed. the isoline map of stable temperature field of the arch crest girder section and the vertical section in the center of arch dam, the isoline map of unstable temperature field of the arch crest girder section and the vertical section in the center of arch darn during construction and operation and the maximal and minimal temperature value during construction and operation are provided. the distribution law of temperature in the dam and the form reason of high - temperature zone are analyzed and the effect and feasibility of cooling and the zone of cooling are discussed

    結合陜西藺河口水電站工程實際資料,對m方案和n方案溫度場進行了施工期和運行期全過程模擬計算,給出了拱冠梁剖面和壩體中心縱剖面準穩定溫度場圖以及施工期、運行期拱冠梁剖面和壩體中心縱剖面非穩定溫度場圖,提供了施工期逐月和運行期每年最、最低溫度成果,了壩體溫度佈規律以及溫區形成的原因,並探討了預埋冷卻水管的效果和可行性以及預埋冷卻水管的區域。
  9. Meanwhile, we built models of data collection, soeciai point ' s altitude handling, grid point ' s altitude handling, designed a method which can rapidly collect and process terrain data by descripting the contour line with mouse, and designed corresponding software by c + + builder5. 0. therefore, military digital maps can be facilitly and quickly made and computer - aided terrain analysis can be realized, thus the system can effectively help the commanders or staffs make their decision

    同時建立了數據採集、特殊點程處理、網路交點程處理模型,設計了一種可通過鼠標器描繪而實現地形數據的快速採集、處理和賦值的方法,運用c + + builder5 . 0設計了相應的軟體,能夠方便、快捷地生成數字化軍用地圖並進行計算機輔助地形,從而能夠有效地幫助指揮員或者參謀人員進行決策。
  10. The major work implemented in this paper are presented as follows : ( 1 ) the neighborhood relation between elevation marking points and contours is emphatically analyzed, according to which a method of automatically checking contradiction between their values is presented

    提出的主要方法有: ( 1 )著重程注記點的位置關系,提出利用點的相鄰關系實現曲矛盾自動檢查的演算法。
  11. The main work can be summed up as follows : firstly, we studied the thermal - field properties of vcsels, and analyzed the influences of current spreading, material parameters and operating conditions on the temperature distributions. secondly, we began with the electrode voltage and calculated the equipotential s distributions, compared the distributions of voltages and current densities in different depths of vcsels, and then studied the influences of the oxide - confining region with different position or thickness, and the different sizes of the gain - guided aperture and emitting window on the distributions of the injected current density, carrier concentration and temperature in the active region. thirdly, we realized the coupling of electricity, optical and thermal - fields, worked out the threshold voltage, calculated the distributions of the injected current density, carrier concentration and temperature under different offset voltages, and analyzed the impacts of temperature profile and carrier density on the refractive index, fermi levels and optical - field

    具體工作可以概括如下:首先,研究了vcsel的熱場特性,了電流擴展,材料參數和工作條件對于溫度佈的影響;其次,從電極電壓入手,計算出激光器中的佈,並對不同深度處的電壓和電流佈進行比較,研究了阻區的不同位置和不同厚度、限制層和出射窗口半徑的大小對電流密度、載流子濃度和溫度佈的影響;再次,實現了電、光、熱耦合,求出了閾值電壓,計算了不同偏置電壓下的電流密度佈、載流子濃度佈和熱場佈,了溫度和載流子濃度變化對折射率、費米能級和光場的影響;最後,給出了考慮n - dbr和雙氧化限制層時激光器中的佈,了n - dbr和雙氧化限制層對vcsel電流密度、載流子濃度、溫度和光場佈的影響。
  12. In this work, using elemental powders as starting reactant materials several carbide powders such as wc, sic, tic, zrc and corresponding alloys had been fabricated by ball - milling technique. x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), transmission electron microscopy ( tem ) and other measurement techniques had been used to monitor the structural changes of powders after some ball milling time and the properties of the cemented tungsten carbides. and the mechanism for the formation of matal carbides by ma has also been discussed

    本文主要對機械合金化( ma )技術在碳化物制備中的應用進行了研究,利用能球磨,以元素粉末為原料,制備出wc 、 sic 、 tic 、 zrc的粉體以及wc基硬質復合材料,並利用x射衍射、掃描電鏡、透射電鏡方法和研究了球磨過程粉體的變化以及燒結后硬質合金的性能,對機械合金化制備碳化物的有關機理進行了研究和探索。
  13. After the discussion of the numerical simulation method based on the fdtd method and the pml technique, the motions of the charges and the electrical field lines were first employed to describe the radiation procedures of the pulse electromagnetic waves. then the causes of how the charges are accelerated and how the motion status of the charges are maintained were further studied from the angle of interaction of charge and field. after these analyses, it was pointed out that the pulse radiation is due to the suddenly occurred time - varying electrical field ( displacement current ) in the open space. this view was further evidenced by two examples : one is the partly resistance loaded antenna, the other is the partly curved antenna. the radiation procedures of the pulse electromagnetic waves of many different situations were simulated throughout this paper with the contours and waveforms of electric field given. these figures are very helpful to the understanding of the radiation mechanism of the pulse electromagnetic waves

    在討論了基於時域有限差法和完全匹配層技術的數值模擬方法之後,首先從運動電荷和電力的角度直觀地描述了脈沖電磁波的輻射過程,然後進一步從場與電荷相互作用的角度了天上電荷是如何被加速以及如何維持其運動狀態的,指出了開放空間中突然出現的時變電場(位移電流)是脈沖電磁波輻射的根本原因.文中還對局部電阻加載的天和局部彎曲的天進行了研究,以進一步說明上述觀點.對多種情況下的脈沖輻射過程進行了數值模擬,並給出了電場的和空間波形圖,這些圖形對理解脈沖電磁波的輻射機理非常有益
  14. Meanwhile, in 3d - scene, some functions of spatial analysis and interactive operations have been realized. and, a testing application system of 3dcm is developed, which includes tin model construction, the creation of contour, spatial coordinate query, section - cutting, measuring distance and area, 3d visualization and operation about topography and building etc. the purpose of developing testing system is to demonstrate the correctness of 3dcm based on the visualization. finally, the result of the testing and 3dgis research direction is put forward to investigate generally

    另外,在三維模型的可視化場景中,實現了一些3dgis的交互操作和空間功能,結合論文的目標,開發了一個實驗系統,對三維城市的建模方法進行了論證,實現了dem模型的快速構建及的追蹤和地圖幅,實現了三維城市模型的可視化,在可視化的基礎上實現了部空間交互操作和空間,如:空間坐標查詢、斷面切割、距離和面積量算、建築物屬性查詢、三維動態漫遊
  15. Topographical maps are the principal frame form of gis, and realization map digitizing and offering gis basic spatial data is one of the important research fields in surveying and gis, which is also necessity of development of science and technology. based on building gis - oriented topographical mapping system theories, this themes apply the advanced objectarx technology, aim at topographical mapping and exporting to gis, and resolve several key problems, such as symbols analysis and building, dtm and contour line automatic drawing, topographical map adjoining, digital image rectifying etc. and it offers models and arithmetic, realizing the general functions of gis - oriented topographical mapping system

    本文以建設面向gis的測量繪圖平臺理論為基礎,以autocad平臺下objectarx開發技術為核心,圍繞地形圖的成圖和入庫( gis數據庫)這一課題,對其中的關鍵技術難題? ?符號庫的建立與實現、 dtm與的自動繪制、地形圖接邊、數字化柵格圖像的定向與糾正、介面數據文件的生成進行了研究,提出了相應的模型和演算法,實現了面向gis的測量繪圖系統的基本功能。
  16. Using latest visual software idl ( interactive data language ) and combining trigrid function with triangulate function in idl, regular network terrain model and 3 - d shallow and deep sliding surface model of zhafangping landslide body based on delaunay triangular network is set up. it makes the sliding surface turn from " recessiveness " into " dominance ", and gets numerous different three - dimensional cubic chart, contour topographic map, the combine model of terrain model and contour topo - graphic map. and every visual model has analysed and compared in detail

    利用可視化軟體idl中的triangulate函數和trigrid函數相結合,建立了基於delaunay三角網的榨坊坪滑坡體規則格網地面模型和淺層、深層滑動面三維可視化模型,實現了該滑坡體的三維模擬與再現,使滑動面由「隱性」變為了「顯性」 ,且獲得了眾多不同角度的三維立體圖、地形圖和地面模型與地形圖的組合圖,並對各可視化模型進行了詳細地與比較。
  17. Firstly, a new iterative version of prony analysis is proposed, which has better performance than the conventional one. then the pattern recognition of power grid ' s transient response and identification of reduced order linear model using prony method are discussed in detail

    提出通過迭代演算法以提prony的精度,然後詳細討論了該方法在電網暫態響應的模式識別,電網降階性模型方面的應用。
  18. Secondly, for reconnecting gaps in contour lines, linear features extracted from the gray version of the input color map are utilized to repair the contour lines segments extracted from the input color map. unlike the existing methods, it analyses various reasons inducing gaps in contour lines and introduces corresponding solutions for different cases of gaps

    第二,針對割結果中斷裂的現象,融合狀符號灰度割的方法來改善彩色割結果;和現有方法不同的是,本文不僅詳細了造成斷裂的各種原因,而且有針對性地採用相應的方法連接這些斷裂。
  19. The twelve kinds of modes and equivalent circuits of this inverter with high frequency link within one high frequency switching period are carefully analyzed ; by using the state - space averaging approach, the inverter ’ s averaging model is presented, and the design criterion of key circuit parameters and the output characteristic curve are given ; the analyses of the system stabilization and the mathematic analyzes of the principle of high - frequency - link of this inverter have also be done. prototypes for 1kva 270v 10 % dc / 115v400hzac uni - polarity phase shifting controlled bi - directional voltage mode inverter with high frequency link is designed

    以全橋橋式拓撲為例,論述了雙向電壓源型頻環節逆變器單極性移相控制的原理、逆變器在一個頻開關周期內的十二個工作模式及其效電路;採用狀態空間平均法建立了逆變器平均模型,獲得了這類逆變器的關鍵電路參數的設計準則和外特性曲;了系統穩定性,並對逆變器頻環節原理進行了數學
  20. It is constructed that radial impact and rubbing dynamics differential equations of the rotor system having the nonlinear rigidity on the unsteady and non - linear oil film. the bifurcation and chaos behavior of impact and rubbing fault rotor system caused by the parameters of nonlinear rigidity, rotor rotating speed, eccentric mass is analyzed, in the numerical value analysis method. the bifurcation diagrams, maximum lyapunov exponent diagrams, poincar maps, phase plane portraits, trajectories of journal center, time - history curve, amplitude spectra diagrams of the rotor motion are used

    ( 2 )建立了具有非性剛度的轉子系統在非穩態非性油膜力作用下的徑向碰摩動力學微方程,並應用含階余項的非性動力方程的性化數值法研究了此類系統響應的復雜動力學行為,利用轉子響應的岔圖、最大lyapunov指數曲、 poincar截面映射、時域波形、相軌、軸心軌跡、幅值譜圖形了系統響應的周期運動、擬周期運動、倍周期岔、混沌運動形式的轉化與演變過程,重點研究了非性剛度、轉子轉速、偏心質量系統參數對碰摩故障轉子系統的岔和混沌行為的影響。
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