正方形網 的英文怎麼說

中文拼音 [zhēngfāngxíngwǎng]
正方形網 英文
equilateral net
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : Ⅰ名詞1 (捕魚捉鳥的器具) net 2 (像網的東西) thing which looks like a net 3 (像網一樣的組織或...
  • 正方形 : square
  1. By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent

    最後,本文還對絮凝動力學和絮體結構進行了研究,在前人研究的基礎上,針對高分子絮凝黃河泥沙,對絮凝過程作了一些符合試驗條件的假設,建立了顆粒碰撞頻率表達式,應用了顆粒數量平衡程,從而建立了絮凝過程的動力學生長模型,模型計算結果與試驗數據對比表明,二者趨勢一致,在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程;對絮體結構的研究中,應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察,將絮體分為絮粒、絮團和絮三個不同的生長階段,通過假設顆粒結合位置符西安建築科技大學博士學位論文合四面體,建立了絮體結構模型,計算得到的模型絮體分維數基本與試驗中的實際絮體相符,在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。
  2. The grid lines then form a network of squares.

    這樣格線就成了正方形網格。
  3. An operator arrives at the host stadium with the network ' s video crew one or two days before game time and proceeds to digitally map the gridiron, calibrate the three main game cameras at the 25, 50 and 25 yard lines, and customize the video - graphics software so that the golden apparition will appear on every play from scrimmage

    式比賽的一、兩天前,特效操作員會和電視的攝影工作人員一起來到球賽場地,開始以數位的式勘測球場,調整設置在25碼、 50碼和25碼線的三架主要球賽攝影機,並訂做影像圖軟體,以便讓金黃色的幻影在每場比賽並列爭球時出現。
  4. By the impact of the special rules of network economics, such as metcalfe rule and positive feedback rule, dot - corns have appears the new forms of commercial mode and mode of growth, and had special source of value

    路經濟的特有規律,諸如梅特卡夫定理、邊際效用遞增和邊際成本遞減原理、反饋原理等的作用下,路公司表現出了全新的經營模式和成長模式,並產生了特有的價值成和實現式。
  5. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖化編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  6. Injected group, 0. 1 % saccharin ( 1. 5 ~ 2ml / rat, in 5min ) intraoral infused group and cta group. the expression of endogenous leucin - enkephalin ( lek ) in the rat brain was observed and 5 parts of the thalamus including laterodorsal thalamic nucleus ( ld ), lateral part of mediodorsal thalamic nucleus ( mdl ), ventroposterolateral thalamic nucleus ( vpl ), ventroposteromedial thalamic nucleus ( vpm ) and reticular thalamic nucleus ( rt ) were comparatively researched before and after the acquisition of cta applying lek - immunocytochemistry. in behavioral experiment, 18 adult male sd rats were divided into normal cta group ( control ) and 2 naloxone i. p

    為探討cta成過程中enk的作用,本實驗用成年雄性sd大鼠35隻,分為空白對照組、生理鹽水( 2體重)腹腔注射組、 0 . 15mlicl溶液( 2體重)腹腔注射組、 0 . 1糖精溶液口腔灌流組( 1 . 5 - 2ml只, 5min )和cta建立組,採用免疫細胞化學法,觀察了亮腦啡肽( lek )陽性神經元在大鼠腦內的分佈情況,並比較了各組大鼠丘腦外側背核( ld ) 、丘腦內側背核外側部( mdl ) 、丘腦腹后外側核( vpl ) 、丘腦腹后內側核( vpm )以及丘腦狀核( rt )等5個腦區內lek表達水平的差異;另外將成年雄性sd大鼠18隻,分為常cta建立組以及在cta建立前或cta建立后阿片受體拮抗劑納洛酮( 2mg kg體重)腹腔注射組,對內源性阿片樣物質對于cta建立和保持的影響進行了行為學研究。
  7. The paper presents several aspects in partition rectification and visualization of raster image. adopt technology of visualization for scientific calculation, vector diagram of deformation 、 contour chart of deformation and drawing of three - dimensional are realized. delaunay tin in view of deformation feature is constructed on base of selected grid control points and methods and mathematical models for partition rectification are realized based on the delaunay tin. software of geometric rectification for large scales are realized and applied in project

    本論文針對柵格影像的變可視化及分塊糾展開研究,取得了以下幾面的研究成果:一、採用科學計算可視化技術,繪制變矢量圖、變等值線圖和三維效果圖,實現了柵格影像變特徵的可視化;二、提出了在格控制點( gcp )數據基礎上選擇性構造顧及變特徵的delaunay三角,並基於構造的三角實現了分塊糾法和數學模型;三、採用vc編制了影像幾何糾軟體,實現大比例尺掃描地圖的糾,並在工程中得到應用。
  8. They are experiment b in which a a bogused vortex with tilted vertical structure is planted and the terrain of zhoushan archipelago exists, experiment bt in which a a bogused vortex with right vertical structure is planted and the terrain of zhoushan archipelago exists, experiment nb in which a a bogused vortex with tilted vertical structure isn " t planted and the terrain of zhoushan archipelago exists, experiment bnz in which a a bogused vortex with tilted vertical structure is planted and the terrain of zhoushan archipelago is removed, experiment blz in which a a bogused vortex with tilted vertical structure is planted and the heights of terrain of zhoushan archipelago are doubled, experiment bmz in which a a bogused vortex with tilted vertical structure is planted and main islands of zhoushan archipelago are set as a part of mainland

    本文應用三重嵌套格區域的非靜力mm5模式模擬了其生命後期,沿30 n一帶西行登陸的過程,並就熱帶氣旋的bogusing問題、熱帶氣旋登陸過程中的結構演變和舟山群島地對熱帶氣旋的影響進行了探討,並通過一系列的敏感試驗來確定小型島嶼地的作用。本文採用了六個試驗案: ( 1 )試驗b ,有舟山群島的地,且加入傾斜垂直結構人造熱帶氣旋的試驗案。 ( 2 )試驗bt ,有舟山群島的地,且加入壓垂直結構人造熱帶氣旋的試驗案。
  9. Through ( multi - level ) bordered block partition of the power system topology matrix, a bbdf coefficient matrix which is suitable for above decomposition is formed. when the equation is solved with parallel iterative method, convergence acceleration is achieved through damping newton method

    通過採用(多重)對角加邊的法進行電力路拓撲分割,以成適合以上分解法求解的對角加邊式的系數矩陣,并行求解后並對迭代過程進行阻尼牛頓法修,以達到加速收斂的作用。
  10. The numerical simulation of axisymmetric two - dimensional shock tube is studied, which has a conical convergent section, and its driving gas is the hot product of hydrogen oxygen detonation. finite volume tvd scheme is adopted and the mesh is local orthogonal. the primitive equations are euler s equations of multi - component flow. the new method of eliminating numerical oscillation at the interface of two materials is extended to two dimensions. the mechanical character of this shock tube is analyzed

    對由前向爆轟產生驅動氣體並具有局部錐收縮截面的軸對稱激波管利用兩相常比熱完全氣體的歐拉程組和有限體積tvd格式在局部交的格上進行了二維數值模擬。將消除兩種介質界面處數值振蕩的新法成功地推廣到二維情況。分析了該激波管的力學特性。
  11. The content of this paper is arranged as foll owing : chapter 1 introduces the concept of credit, credit risk and credit assessment, as well as the history and development of credit assessment ; chapter 2 introduces the history of ai technology, and the background of expert system and neural network. characters and disadvantages of expert system and neural network are presented respectively and the necessity of combining expert system and neural network is lightened ; chapter 3 shows the process of dealing with sample data, including the treatment of exceptional data and factor analysis, and puts forward the concrete framework of the mixed - expert credit assessment system ; chapter 4 introduces concept of object - oriented technology, and constructs object model and functional model after analyzing the whole system. it also illustrates the implementation of concrete classes by an example of rule class and the inference algorithm in the form of pseudocode ; chapter 5 introduces the structure of the whole system, the major functional models and their interfaces, and the characteristic of the system is also generalized ; chapter 6 summarizes the whole work, and points out the remaining deficiencies as well as the prospective of this method

    本文具體內容安排如下:第一章介紹了信用、信用風險、信用評價的概念,回顧了信用評價的歷史、發展和現狀,並綜合各種信用評價模型,指出這些模型各自的優缺點:第二章簡單描述了人工智慧技術,著重介紹有關專家系統與神經路的基礎知識,通過總結它們的優缺點,指出結合專家系統與神經路構造混合型專家系統的必要性;本章還介紹了神經路子模塊的概念,提出了混合型專家系統的一般框架與設計步驟:第三章對樣本數據進行處理,包括異常數據的剔除、因子分析等,提出了信用評價混合型專家系統的具體框架結構,介紹了系統知識庫的主要部分、基於優先級的向推理機制的流程、以及基於事實的自動解釋機制的具體實現法;第四章介紹了面向對象技術,進而採用面向對象對信用評價系統進行分析,建立了對象模型和功能模型,並在此基礎上,採用c + +語言以規則類為例說明系統中具體類的實現,用偽代碼的式描述了推理的演算法;第五章描述了整個系統的結構,對系統主要功能模塊和界面進行了介紹,並總結系統的特點;第六章總結了全文,指出本文所構造系統存在的不足以及對將來的展望。
  12. Up to the present, macau does n ' t have any legal frame specialized for internet cafe, macau is only applying ( maquinas de diversao e jogos em video ) decreto - lei n. 47 / 98 / m published in the " boletim oficial " to regulate the game centers providing mainly internet games, and applying ( estabelecimento hoteleiro e estabelecimentos similares ) decreto - lei n. 16 / 96 / m to regulate the cafe or restaurants providing internet services

    目前澳門未有專為吧而設的法律框架,只套用電子游戲機中心《澳門政府公報》第47 98 m號法令去監管路游戲服務為主的互動游戲中心,及套用酒店業及同類行業《澳門政府公報》第16 96 m號法令去監管附設電腦上服務的飲食場所,對于「提供路及上服務」之場所需要另行立法管制,因應這面的討論,現參考不同式的管制模式,對吧的經營作出管制。
  13. The distributed plc system of the floodgate ' s opening measuring presented by the paper has many advantages such as high reliable operation, high measuring precision, having the network communication function, convenient installation and correction, etc. this thesis further studies the key device for the floodgate ' s opening measuring, the rotary encoder, selects the absolute rotary encoder adopting the binary cyclic code, studies the method for transforming the cyclic code to the binary data and according to the transforming formula designs the ladder diagram program

    本論文研製的分散式plc閘門開度測量系統具有工作可靠、測量精度高、具有聯通信功能、安裝和校便等特點。本論文深入研究了閘門開度檢測的關鍵器件? ?旋轉編碼器,選用了採用二進制循環碼編碼的絕對式旋轉編碼器,研究了將二進制循環碼轉換為二進制數的法,根據轉換公式設計了plc的梯圖轉換程序。
  14. The sequence of two patterns presence is changed alternately, that is, one pattern will appear at the second pulse of total pattern in this half cycle if it appears at first pulse in last half cycle. the stability of square pattern was studied by considering the interaction among the wall charges. the discharge moments of individual filament alternate from long one to short in the square pattern, which can been explained by using the breakdown and quench model through considering the wall discharge accumulated on the dielectric layers

    實驗研究了格斑圖與混合氣體的比例及外加電壓的關系,給出了班圖類型隨上述條件變化的相圖;實驗採用光學法對格斑圖進行了時空動力學測量,發現格斑圖是由兩套格斑圖相互嵌套而成,其中一套的微放電絲位於另一套單元的中心,這兩套微放電絲交替進行放電;考慮到壁電荷之間的相互作用,研究了格斑圖的穩定性;實驗發現格斑圖的微放電絲放電時間間隔是長短交替變化的,考慮到電介質表面積累的壁電荷的作用,使用擊穿?熄滅程很好的解釋了該現象。
  15. Because the two - dimension square model of ca can correspond to the two - dimension image well, it is possible to put the ca model to the field of image processing

    二維圖像的像點與二維ca的正方形網格點可以很好的對應,因此可以把ca模型用於圖像處理領域。
  16. You can easily visualize the data structure by imagining a grid of square or hexagonal cells. in practice, applications use square cells most of the time

    通過想像正方形網格或六邊單元,可以便地可視化數據結構(實踐中,應用程序在多數情況下採用正方形網格) 。
  17. According to the characteristics of the high precise gps deformation monitoring, basing on the first period observation results of the monitoring network, the similar single - difference model of solving gps monitor point deformation information at single epoch is built, and the receivers ' antenna phase center offsets are discussed

    摘要根據高精度gps變監測的特點,以監測的首期觀測成果為基礎,建立了單歷元解算監測點變量的似單差模型,討論了接收機天線相位中心偏差的改法。
  18. Firstly, the theory and characteristic of comgis is studied. secondly, the key techniques, such as map digitalization, autocad dxf file conversion, computational gridding, methods for interpolation, the 3d terrain visualization, and the results correction, are introduced. and lastly, a framework on numerical modeling is implemented and applied in a practical research work on coastal engineering

    本文首先介紹了組件式地理信息系統的原理和特點;接著重點討論了前處理過程中各種關鍵的技術,包括地圖數字化技術、數字地圖數據讀取法、計算格生成技術、插值法的選取、地可視化技術以及計算結果修法等;最後本文提出了前處理系統的設計框架,並結合一個海岸動力數值模擬的研究實例,討論了前處理系統的具體應用。
  19. In the yield data acquire multi - line geometric in a radial pattern is adopted. before theoretical explanations about the non - uniqueness of inversions and the necessity of constrains are illustrated, the description of linear travel - time interpolation ( lti ) calculations, the derivation of jacobian linear equations, and the deductions of solving large sparse matrix equations, i. e. the lsqr iterations, are involved. in order to cope with the uncertainties in tomography, we reach several categories on constraint methods

    對於野外數據採集採用多測線上放射狀布置檢波器;圍繞層析成像法,文章分析了線性差值射線追蹤lti技術,推導出在矩格內速度以雙線性關系變化時程組的解析式,進一步詳細探討程組的求解法,即最小平交分解法,並給出了迭代公式。
  20. The fan shaped grid with the element squarization was used to mesh the slice blade, and a dynamic equation was established for the slice blade according to lagrange equation

    利用單元化扇格劃分法,對薄刀片劃分單元,並應用拉格朗日程建立了高速旋轉圓盤薄片刀具薄刀片的動力學程。
分享友人