散布計算 的英文怎麼說

中文拼音 [sǎnsuàn]
散布計算 英文
dispersion calculation
  • : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
  • 散布 : interspersal; intersperse; scatter; spread; disseminate; diffuse
  • 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
  1. By using matsubara green function theory, we have studied the magonon spectrum and calculated the magnon dispersion curve on the line in the brillouin zone for different parameters in the system

    利用格林函數方法研究了磁振子聲子相互作用下的二維絕緣鐵磁體的磁振子譜,里淵區的線上的磁振子色曲線。
  2. At the end of the paper, the distributing map of anisotropic diffuse - radiation on actual terra in china area are given

    最後,本文給出了的實際起伏地形下的射輻射全國分圖。
  3. Abstract : in this paper, the distinct element method is adopted to study the force and the motion of granular burden from a kinematic view point. the numerical model of bell - less top charging is established. the charging process and burden surface profile have been imitated

    文摘:從動力學角度,採用離單元法研究爐料顆粒的受力和運動,建立高爐無鐘爐頂料數值模型,模擬無鐘爐頂料過程和料面形狀。
  4. Scatter and calculation of shipboard rocket - assist torperdo

    艦載反潛導彈射擊
  5. In the present, the models used widely are two kinds : the continuous model. the continuous model is supported by " smearing out " the discrete support along the track. giving a continuous viscoelastic foundation and a continuous layer represent sleepers

    目前所使用的模型主要分為兩種:一種為連續型模型:將沿軌道方向的離支撐連續化,將枕木模擬為剛體或為有均質量和剛度的梁,使枕木成為粘彈性地基上的連續層。
  6. Firstly, to perform pca or lda on basis of such high - dimensional image vectors is a time - consuming process. secondly, the high dimensionality usually leads to singularity of the within - class covariance matrix, which is a trouble for calculation of fisher optimal discriminant vectors

    這樣就從根本上避免了在高維的圖像向量空間內構造矩陣並特徵向量的困難,大幅度地降低了特徵抽取過程所耗費的量。
  7. Based on polymerization reaction of the nylon - 6 rubberized cord fabric production of distributed control system in yangzhou organic chemical plant computer integrated manufacturing system ( yh - cims / dcs ), the multiple stepwise regression method was used to build the statistic mathematical models of the molecule weight and the monomer quantum of casting slice belt. then the optimization model of polymerization reaction was presented, which was solved by using simulation annealing algorithm to obtain the best techniques parameters. the improved hybrid genetic algorithm and back propagation algorithm are combined to train neural network, brought out the neural network prediction model of casting slice belt ' s average molecule weight to guide the technologist on - line

    提出了流程工業生產過程操作優化策略和應用實施方法,包括生產過程離線優化策略、非線性問題求解策略、在線優化模型及學習策略;結合揚州有機化工廠機集成製造系統集控制系統( yh - cims dcs )的實施,針對錦綸? 6浸膠南京理工大學博士學位論文摘要簾于生產中己內酚胺聚合反應過程優化控制這一工程實際問題,採用統建模方法,建立了聚合反應過程的優化模型;為求解所得的優化模型,提出了種改進的有約束條件下的模擬退火演法,該演法能避免陷於局部最優解,有效地提高了所求解的全局性和可靠性:提出了基於改進的ga演法和sp演法相結合的混合學習演法,建立了基於神經網路的聚合反應過程生產目標在線預測模型,該演法和模型滿足了生產中的實時性和實用性要求。
  8. In addition, the author puts forward that the eggs could be recognized based on the difference in the frequencies of their prompted sounds. because the eggs " prompted sounds are lied on low frequency bands, the microphone and sound amplifier that have excellent duration response should be used. the output signal from the sound amplifier is transferred to data signal by a / d card before it is put into computer

    蛋品激勵出的聲音主要集中在低頻段,因此選擇在低頻段有好的頻率響應特性的麥克風和放大電路;放大輸出信號通過a / d採集板變換成相應的電壓數值信號送入機,對離的信號數據進行傅立葉變換得到它的頻譜圖和各頻段能量分圖;而後將能量分佈特徵數據作為神經網路的輸入值,這樣,好蛋和破損蛋的模型就建立起來。
  9. The preliminary results obtained by solving n - s equations show - viscous effects clearly. in addition, based on euler equations the effects of point distribution, cloud structure and weight selection on computational results have been analyzed, which results in having a convenient technique of point distribution in the computational domain and a rule of point selection forming an appropriate. clouds of points used in the computation

    此外,論文結合無粘euler方程的求解,對無網格演法涉及的域內點的分佈、當地點雲結構及空間導數逼近的加權因子等問題對結果的影響進行了分析和比較,完善了方便的區域離點方法,明確了點雲生成選點準則。
  10. The spectra characteristics, dispersion and time delay of the fiber gragg grating are analyzed and simulated with couple - mode theory

    利用耦合模理論對光纖喇格光柵的光譜特性、色和時延特性進行分析和機模擬。
  11. As one part of the work, the induced current on perfect conductor surface is computed with mom method and graphed by origin. the factors, such as choice of basis function and sliced mounts of one cell, which affect solution accuracy are summarized. all of these provide a good basis for the latter computation of array scattering field

    其中第一部分工作從電場積分方程出發,利用矩量法了理想導體貼片上的感應電流,進而得到平面陣列和曲面陣列的射場,研究了陣列單元尺寸、排形式和入射波的角度,以及曲面陣列的陣面形狀等因素對陣列射場的影響規律。
  12. The surface panel method has been applied to predict the hydrodynamic performance of highly skewed propeller. the surface of propeller and its trailing vortex are discreted by a number of small hyperboloidal quadrilateral panels with constant source and doublet distribution. for highly skewed propeller, the conventional method generating grid oriented along constant radii will result in a high aspect ratio and a high skewness and a twist panel near the propeller tip on blade surface, which result easily in incorrect calculation results of velovity on blade surface, even in iteration divergence and calculation failure. a “ non - conventional grid ” is developed to acoid these problems. this grid can effectively solve the problem of the calculation and convergence for highly skewed propeller. the non - linear kutta condition of equal pressure on upper and lower at the trailing edge is executed by the iterative procedure. by sample calculating, the obtained results are satisfied the experimental data

    採用面元法預報大側斜螺旋槳水動力性能,螺旋槳表面及尾渦面離為四邊形雙曲面元,每個面元上置等強度源匯和偶極子分佈.對于大側斜螺旋槳而言,槳葉表面採用常規的等半徑網格劃分方法在近葉梢處將導致大展弦比、大側斜和扭曲面元,這容易使槳葉表面速度的結果不正確,甚至會導致迭代過程發失敗.文中建立了一種「非常規網格」劃分方法,能有效地解決大側斜螺旋槳的和收斂問題.槳葉隨邊處通過迭代實現非線性等壓庫塔條件
  13. Focusing on the problem of sound field of scattering due to the existence of tubes, the general mathematical model modeled according the condition of plant, and then the coefficient of sound scattering is resolved by using the method of inverse matrix, the functions of arbitrary configuration of tubes is got, the far field scattered pressure and near field scattered intensity of the unit of heat exchanger tubes is calculated, at last, the effect of soot cleaning due to the existence is analyzed

    論文根據爐內管束的實際情況,建立換熱器管束聲波射的通用數學模型,利用迭加原理法求解模型中的待定射作用系數,得出任意置管束的射聲場特性,並具體鍋爐換熱器管束單元聲波射遠場聲壓分佈和近場壁面的聲強分佈,最後分析由於聲波的多重射作用而對聲波吹灰的影響。
  14. For current misoperation cause of microcomputer relay protection, the paper introduces the technology of scattered arrangement protection to improve anti - inteferance ability, the usage of computer digital communication technology to enhance fault diagnostic function of micro computer protection device and outside circuit and decrease bad contact of contactor and terminal which may cause ralay misoperation, establishment of electrical protection remote management network to realize maintenance under condition

    針對目前微機保護不正確動作的原因,提出了採用保護分置技術,提高抗干擾能力;應用機數字通信技術,增強微機保護裝置及外聯迴路的故障診斷功能及減少接點和端子接觸不良引起的保護不正確動作因素;建立電網保護管理遠程網路,實現「狀態維修」 。
  15. In this paper, i will present some algorithms of polyhedral visual hull reconstruction : ( 1 ) polyhedral v isual h ull generation a igorithm b ased one dge - pool - searching, which constrains the 3 - d intersections into the 2 - d planes intersection via the epipolar theory to reduce the complexity a nd c an r educe t he t imes f or c ones t o b e p rejected o nto t he i mage p lanes, i n which we induced the index list to every points on the surface of object, and connected the related points to get sub polygons on surface and in turn get the mesh model, we replace triangulation process of disordered points cloud by edge - pool searching. ; ( 2 ) reconstruction based on degenerated - polygon - intersection, which have the following improvements on traditional bull intersection : using degenerated polygon to orga nize intersected area on cone face, which may be discontinuous ; a fast intersection algorithm of polygons on the cone face based on degenerated polygons, which is consistent between the continuous polygons and the discontinuous ones. the intersection of degenerated polygons is similar to the convergence of two ordered lists, which is comparably simple to the bull operation ; ( 3 ) reconstruction algorithm based on ray - tracing, in which all the rays that run through the vertex on silhouette of object will intersect with all the cones correspondent to other silhouette, and we have to calculate the intersection of all such line segments, the endpoints of which are considered to lie on the surface of object and we will get the point cloud on the surface of object

    同時利用共極線原理把三維投影到二維平面以降低求交的復雜度,該演法可以減少光錐向圖像平面投影的次數,以邊池搜索取代亂點集上進行的三角剖分; ( 2 )基於退化多邊形求交的多面體可見殼模型重構,系統引入退化多邊形的概念,把錐體平面的交集中不連通的部分用一個退化多邊形來表示,並引入了新的基於退化多邊形的求交演法,與傳統多面體可見殼重構相比,該演法有以下幾點創新:在圖像平面以退化多邊形組織投影錐體和物體輪廓的交集,把任意錐面與物體輪廓的交集歸一到一個退化多邊形;基於退化多邊形的二維平面上多邊形快速相交演法,該演法在一定程度上就是兩個有序鏈表的合併,大大簡化了先前的爾求交; ( 3 )基於光線跟蹤的演法,該演法中所有通過輪廓頂點的光線和對應其它圖像輪廓的光錐進行求交,最後得到每次求交得到線段的交集,該線段的頂點就認為是物體表面點,從而得到物體表面的點雲。
  16. In addition, this paper has analyzed and calculated the wave - guide mode theory, got the quantum well laser photic - field distribution ' s fluctuation equation, deduced the far - field distribution ' s mathematics model by the method of stepwise approached, and simulated the near - field and far - field about the laser with computer software. we utilized a pair of mode expand layers which can restricted in photic - field to narrowed the far - field comer about quantum well laser material structure ( the corner was about 21 ?

    另外本文還對光波導模式理論進行了理論分析和,得到了量子阱激光器光場分佈的波動方程,利用逐步逼近的方法推導出了遠場分佈的數值模型,通過機軟體模擬出了激光器遠近場分圖,並利用模式擴展層對光場的限製作用得到了窄遠場發角(約為21 )的量子阱激光器材料結構。
  17. The analytical solutions of the gain, dispersion and population difference in the steady state of an open ladder lasing without inversion ( lwi ) system are at first given when the phase fluctuation of the driving field is considered. then the effects of the driving field phase fluctuation on the gain, dispersion and population difference are analyzed by the numerical results from the analytical solutions. our research shows that the phase fluctuation of the driving field will results in a finite line width ; with the line width increasing, the gain decreases monotonously, however, variation of the dispersion isn ? t monotonous, it has a maximum value when the line width takes some value ; the line width varying can ? t lead to change lasing from without to with population inversion

    給出了有驅動場位相漲落的開放的梯型無粒子數反轉激光( lwi )系統增益、色居數差的定態解析解,進而用得到的數值結果分析了驅動場位相漲落對增益、色居數差的影響.研究結果表明,驅動場位相漲落將導致有限線寬;隨著線寬的增加,系統增益單調地減小,但系統色的變化並不是單調的,當線寬取某個值時,色有極大值;線寬的變化不能導致無反轉激光向反轉激光的轉變
  18. Application of uniform design to estimate autocontrol end - point scattering accuracy and hitting accuracy of anti - ship missile

    反艦導彈自控終點和命中精度估中均勻設的應用
  19. To increase the features of rrssms, we improved the reliability of application - level to build a more reliable asynchronous communication model over the existing corba event service, and presente d a technique of web - based active information publication supported by distributed object computing means embedded in web architecture. in this method application server can push information to the web client with the active information publication scheme

    同時,為了提高web應用系統的實時性,以更適合遠程監控系統的需要,在應用層對corba事件服務標準的可靠性作了改進,構建了中,一個可靠的異步通信模型,並結合對象web技術提供的分式對象平臺,實現了一個web主動信息發機制,利用該機制,應用服務器可以主動把信息推送到web的客戶端,提高了web系統的實時性。
  20. Packing problems are categorized as discrete combinatorial optimization problems with np - complete computational complexities

    局問題是具有np完備復雜度的離組合優化問題。
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