區域勻化的 的英文怎麼說
中文拼音 [qūyùyúnhuàde]
區域勻化的
英文
zone-leveled-
Through the analysis on the discrepancy between the indexes of land use and landscape structure of both the periods, the change of the eco - environment caused by the causations of both the nature and the human activities is pointed out that the total area of the studying region is somewhat reduced ; the alkali - saline land therein is utilized for fishery breeding ; a part of the unused land and water area are basified ; the sorts of landscape are rich and uniform and serious fragmentations are locally occurred
通過分析兩期土地利用及景觀結構指數之間的差異性,指出由自然和人為原因引起的生態環境的變化:研究區總面積有所減少,鹽堿地改良後用于了魚蝦養殖,部分未利用地和水域鹽堿化,區域景觀類型豐富且均勻,局部破碎嚴重。( 2 ) region is mainly made up of large patches which are distributed collectively. region landscape is mainly made up of the hill grassplot landscape of mountainous region and desertification landscape. ( 3 ) with the enhancement of human beings effect, landscape diversity indexes are declined, landscape evenness indexes are reduced, and landscape fragmentations are intensified
通過這些指數的分析表明:甘肅省以草地景觀為主,斑塊數較多,大小斑塊間差異較大,斑塊形狀較復雜,自相似程度較低,區域總構形較復雜;區域總構形以大斑塊為主體,呈聚集型分佈,構成景觀主體的是山地丘陵草地景觀和裸地景觀;隨著人類干擾強度增加,景觀多樣性下降,均勻度降低,景觀破碎化程度加深。In recent years, plentiful and substantial fruits achieved by the lb method in simulations of hydraulics, multiphase flows, flows in porous media and heat transfer as well as magnetohydrodynamics, have revealed a broad perspective of application of this method, it will become a powerful competitor to the conventional approaches. in order to absorb the recent achievement in theory and application of the lb method, explore new ways in hydraulic computation to promote the development of practice, some work is car ried out in this thesis, as following : advances in the theory research and application, deductive process of the d2q9 model and some other commonly used models of the lb method are summarized. based on the hydrodynamic and general boundary conditions, a new joint boundary condition is presented, it integrates advantage of the two conditions above and obtains very good results in dealing with all kinds of boundaries of flow fields
為了消化和吸收近年來lb方法在理論和應用方面的新成果,探索在水力計算方面的新途徑以促進lb方法實用化的發展,本文進行了下列研究工作:綜述了lb方法在理論研究和實際應用方面的新進展,以及d2q9模型的推導過程和其他一些常用的模型;在水動力邊界條件和通用邊界條件的基礎上提出了一種新的聯合邊界條件方法,它綜合了上述兩種邊界條件的優點,在流場的各種邊界處理中取得了非常好的效果,經過模塊化的處理以後這種邊界條件具有更好的實用性;針對均勻網格的lb方法計算效率較低的不足,提出了雙重網格的latticeboltzmann方法,通過二維poiseulle流動、后臺階流動和渠道方槽流動三個算例的模擬,證明這種方法能夠明顯地提高流場模擬的計算效率;此外,根據復雜區域流場的特徵提出了latticeboltzmann方法的分塊-耦合演算法,利用lb方法的計算特性實現塊與塊之間的數據交換,充分利用計算資源提高計算效率,通過對「 t 」型、 「十」型和「 x 」型分岔管道流場的模擬,展示了這種演算法的特徵和優點,以及它所具有的應用前景。From the characteristic of district geochemistry, we can figure out, cu, ag, pb, zn abnormality main spread along the west branch river set and close to border layer, and the rock chemistry analysis prove, west branch river set have the higher ag chemical element abundance, the cu have the characteristic of asymmetry distribute, and display the migration of element in the late multiphase tectonic activity
從區域地球化學特徵可以看出, cu 、 ag 、 pb 、 zn等元素異常主要沿西岔河組及相鄰層位分佈,巖石化學測量證明,西岔河組在區域上具有較高的ag元素豐度值, cu元素具不均勻分佈特徵,顯示出元素在後期的構造活動中的活化遷移。A method for extracting building roof region is presented, which is based on fitting ground points of vertical lines f rom multiple aerial images
另外,還針對屋頂灰度變化較均勻的建築物,研究和提出了一種基於多幅圖像垂直邊緣地面點坐標擬合的建築物屋頂區域提取方法。Base on certain main magnets of nmr this thesis designs the most excellent structure of the pole shape and obtains a relatively uniform magnetic field in a large imaging volume. the calculating model of pole shape made of pure iron can be simplified with the infinite permeability and calculated with the scalar potential. the rule between pole shape and the homogeneity or the size of uniform region of magnetic field is discovered and factors of influencing the homogeneity of the magnetic field are held so that the main magnet with the optimized size of pole shape can produce a relatively uniform magnetic field in a large imaging volume
本文針對一類典型結構的主磁體,通過磁場分析與大量的計算,找到了極靴形狀的改變影響樣品區磁場均勻度以及均勻區域范圍的規律,掌握了極靴形狀的變化趨勢及其形狀影響樣品區磁場均勻度的各種因素,進行了極靴的形狀優化設計並編制了相應的計算機軟體,給出了極靴形狀的具體尺寸,使得主磁體能在更大空間內產生相對均勻的磁場。We obtained the uniform data distribution from discrete data points by inserting spatial dots and then set up digital elevation model ( dem ) of correlative area through constructing mutual linked triangle net. the isoline graph was implemented based on this model. during the processes, we combined the technology of stratification computing when inserting special dots in fault area with the technology of stratification triangle net in fault area for dealing with thrust data
然後介紹了在本研究中構造逆斷層地質等值線的基本思路:從離散數據點結構出發,採用空間數據內插方法進行數據的均勻化,通過三角剖分構造出相互連接的三角形網路結構來建立起相關區域內的數字高程模型,利用該模型構造出相應的地質等值線圖,其中使用擴展點與斷層區的關系屬性進行斷層區分層空間插值計算處理和斷層區域的分層三角形網格化處理相結合的技術,實現逆斷層數據的處理和等值線繪制。According to the characteristics of pipeline leak signals that the influence degrees of burst interference noises are various in each local area, this paper optimizes the uniform quantization to be adaptable, and proposes an adaptive quantization
根據管道泄漏信號局部區域受到突發干擾噪聲影響程度的不同,本文進一步優化均勻量化器,將其改進為自適應量化器,提出了基於突發干擾噪聲的自適應量化近無損壓縮演算法。In geometry fitting, we introduce the scattered data interpolation technology, and by using the corresponding points on the shared boundary between the given facial mesh and the organ to be pasted, the facial mesh can be automatically fitted to the organ to be used. and in texture fitting, we extend the improved field - based morphing algorithm to the corresponding texture map, and with the preprocessing of the histogram - matching method we can obtain smooth replacing result in the texture map
在紋理上,將改進的場變形演算法拓展到人臉模型對應的紋理圖上,不但完成了紋理圖中對應器官區域的替換,同時通過引入以點到邊界距離的函數為權重的線性插值,實現了在替換器官區域從目標圖像到源圖像的均勻過渡;又通過引入直方圖規定化的技術,解決了由於膚色相差較大而產生的邊界不能平滑過渡的問題。The variational trait of the first temporal coefficient is that the coefficient is often positive in 1960s, often negative in 1970s, the break point often happen in 1960s and 1970s, especialy 1970s ; the fluctuate of the second temporal coefficient of year. spring and autumn appears little change, but appears much change of summer and winter, the break point often happen in 1980s and 1990s, specially 1980s ; the change trend of the third temporal coefficient is not obvious during 1961 to 2000, only appears clear raise in the anaphase 1990s ; it is difficult to detail the positive and negative trend of the fourth temporal coefficient, the situation of the coefficient appears alternant change of positive value and negative value, the break points happen concentratively in 1990s, the situation of the fifth temporal coefficient is like the fourth ' s ; the alternate of positive value and negative value of the sixth temporal coefficient is obvious, then the negative trend take advantage after 1990s, the distribution of the break point is even, but most of them still in 1990s ; the break points happen many times, but it is limited that the break points attain 0. 05 significance test
第一時間系數變化大體有如下特點:對年和季節來說, 60年代系數多表現為正值, 70年代多表現為負值,突變點多發生於60 、 70年代,特別是60年代;第二時間系數在年、春季、秋季表現為波動很小,夏季和冬季則很大,突變點多發生於80 、 90年代,特別是80年代;第三時間系數正負變化趨勢不明顯,只是90年代後期在年和夏季降水中升高明顯;第四時間系數基本無明顯正負趨勢可言,只是正負交替出現,突變點集中出現在90年代;同第四時間系數相似,第五時間系數亦無明顯正負趨勢,突變點多出現在90年代;第六時間系數正負交替明顯,進入叨年代后負趨勢為主,突變點分佈較均勻,但仍以904atvjz多;突變點出良多,但突變區域艾擇no 05 ggrr著性以上的卻有限。Compared with farmland, the spatial distribution of orchard expressed very different characteristics. under continuous scale, distribution of orchard showed a regular pattern such as unevenness small scale : side length of the box was shorter than 8 cells - evenness small and moderate scale : the length was among 8 and 50 cells - unevenness moderate scale : the length was among 50 and 200 cells - evenness moderate and large scale : the length was longer than 200 cells ; human landscape transformation was the major impact factor of landscape changing, and a kind of moderate scale impact factor. the terrain was only a background impact factor ; during domestic landscape transforming in the working area, because the ecological maintenance value of two agricultural elements were not considered, their structural and functional equilibrium decreased gradually
果園在中尺度區間的空間分佈與農田相比表現出顯著的差異,連續尺度的空間分佈表現出不均勻小尺度:滑箱邊長小於8個像元均勻中小尺度:邊長在850個像元之間不均勻中尺度:邊長在50200個像元之間均勻中大尺度:邊長大於200個像元的變化規律4人為改造作用是景觀動態變化的主要驅動力來源,並且表現為一種中尺度影響過程,地形因子則為背景性影響因素5景觀改造活動由於未能兼顧農業組分在區域生態穩定性維護方面的價值,兩種組分的整體結構和功能穩定性有所降低。This article, aiming at the specialties of rmb currency image, puts forward a new method using linear transform of image gray to diminish the influence of the background image noises in order to give prominence to edge information of the image. then the edge characteristic information image is obtained by edge detecting using simple statistics. by dividing the edge characteristic information image in the width direction into different areas, getting the number of the edge characteristic points of different areas as input vectors to random masks and optimized by ga
文中提出了利用圖像灰度線性變換來抑制背景圖案噪聲的影響,突出圖像邊緣信息;然後採用簡單統計法進行邊緣檢測,得到邊緣特徵信息圖;最後通過對邊緣特徵信息圖在寬度方向上進行均勻劃分成不同的區域,統計不同區域的邊緣特徵點的數目作為神經網路的初始輸入向量,對初始輸入向量用隨機掩碼處理和遺傳演算法進行優化得到最終輸入向量,通過三層bp神經網路分類器進行分類,達到了人民幣識別的目的。Thereby the complicated evaporation process of heterogeneous soil surface is simplified into a flux integral expression which contains two - pail contributions from soil water relatively saturated region and unsaturated region, and it is proved that the calculation of mean evapotranspiration efficiency in grid region can be simplified into weighted average of heterogeneous regions
從而將非均勻地表區域的蒸發過程的復雜機制分解為地表層土壤水分飽和區與非飽和區影響下的通量貢獻積分式,從理論上證明,網格區平均蒸散率的計算可簡化為不同性質的區域加權平均。In this paper, one structured refining meshing scheme is presented for earth, which can make all mesh sizes in the earth more uniform, and refine the meshes near the surface area so as to meet the need of the geophysical analysis
本文提出了一種地球結構化網格的生成和加密劃分方案,可以對整個球體形成較為均勻的網格,並能夠對近地表的區域完成網格加密以達到地球物理分析的需要。In this paper, relation between the dynamic evolution feature of gravity field and strong seismicity is studied, the result shows that, regional gravity field variation enjoys inhomogeneity of spatialand temporal distribution and gravity change in different regions
摘要通過研究南北地震帶及青藏塊體東部地區多年來的重力場動態演化特徵及其與強震活動的關系,發現區域重力場變化既具有時空分佈的不均勻性和重力變化分區現象,同時又具有與活動斷裂構造密切相關並與地震孕育發展有著內在聯系的特徵。A uniformly sampling algorithm of three - dimensional segmented quadrilateral boundary domain and an uniformly distributed sampling point optimized method based on force equilibrium are presented. then on basis of the above researches, the smooth b - spline surface fitting is implemented
提出了一種空間四邊界區域的均勻采樣方法以及基於力平衡原理的采樣點均勻分佈優化方法,實現了三角網格模型的重新均勻采樣和參數化。Soft fibril formation of eoc in pp did not improve the tensile and flexural properties, and restrained the improvement of the impact strength. the results showed that fine, uniform dispersion of elastomer with low degree of orientation in pp was better for the improvement of toughness, and optimal toughness was obtained in blends with a certain size of elastomer region
由彈性體相形成的軟纖不但沒有增強作用,還會抑制韌性的提高,揭示了彈性體相分散均勻細化及取向程度小有利於材料沖擊韌性的提高,一定大小的彈性體區域將會產生最大的韌性,此區域過大或過小都會降低韌性。Variational image sampling was employed for focus windows selection, and the harmony between resolution and field of view was implemented. a human face extracting method based on color, shape and detail features was proposed, in order to overcome restriction of method based on skin detection. a method using optical flow was introduced to segmenting moving human face in focus images, and has better perspective in surveillance situation
我們從多方面進行探討,提出用統計手段分析成像主體最可能被放置的區域,有效地減少了成像主體不在中心時引起的誤對焦;提出用解析度空間變化的手段對圖像進行非均勻采樣,達到解析度與視場的協調;提出通過顏色、形狀和細節三方面進行人臉探測,有效地克服了單純靠皮膚進行探測的局限:提出基於光流場的方法分割圖像中的人臉,適用於監控場合。In order to obtain the solutions to this system, uniform design is introduced to choose the initial points. then based on these points decompose the admitted region into finite subregions, in which an improved hooke - jeeves algorithm is constructed to solve the subproblems
為了求解此系統,以均勻設計方法選初始點,並依此把允許區域分解為有限多個子域,在每個子域上構造了改進的hooke - jeeves優化演算法。It is found that, the heat transfer coefficients in the area after at stagnation point is higher than that of common jetting although the heat transfer coefficients are smaller at stagnation point, and, comparing to common jetting, rotary jetting contributes to the even distribution of heat transfer coefficients near stagnation point
結果表明,盡管旋轉射流的努謝爾特數在駐點附近低於普通射流的努謝爾特數,但在壁面射流區高於普通射流的努謝爾特數。與普通射流相比,旋轉射流導致駐點附近區域的換熱特性趨于均勻化。分享友人