轉換邊界 的英文怎麼說

中文拼音 [zhuǎnhuànbiānjiè]
轉換邊界 英文
transform boundary
  • 轉 : 轉構詞成分。
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  • 邊 : 邊Ⅰ名詞1 （幾何圖形上夾成角的直線或圍成多邊形的線段） side; section 2 （邊緣） edge; margin; oute...
  • 界 : 名詞1 （相交的地方; 劃分的界限） boundary 2 （一定的范圍） scope; extent 3 （按職業、工作或性別等...
  • 轉換 : change; transform; convert; switch
  • 邊界 : boundary; frontier; border; borderline; edge range line; periphery
  1. According to different flow patterns, a new transferring rule for oil - water two phases system flowing model in pipes is built in including the stability rule for stratified flow patterns and transferring border and anti - phase border for deconcentrating patterns and mixture patterns

    根據管內油、水兩相流流型特徵，建立了新的油、水兩相管流流型的轉換準則。它包括：分層流型的穩定性準則、分散流型和混合流型的轉換邊界及反相界線。
  2. The advantage of the method is that the implicit interaction between dhss is transformed to the explicit relations between their contribution ratios

    作者首先提出了組合溫度尺度法，它有效地將離散熱源之間抽象的相互作用轉換為邊界條件之間明確的物理關系。
  3. At first we improve the methods of iris image preprocessing, including an efficient arithmetic of evaluation iris images, an improving method of locating iris, calibrating iris image by the translation of coordinate and the circular shift of code, a eatimate of the background illumination by bicubic spline, and the image enhancement by the dual tree complex wavelet transform. next we designed the recognition arithmetic based on the location of the local maxima of the wavelet transform modulus. in the thesis lots of simulation are performed by means of matlab and visual c + +

    首先改進了虹膜預處理方法，實現了一種快速高效的虹膜質量評價演算法;設計了一種改進的兩步虹膜定位演算法，準確的定位了虹膜的內外邊界;利用坐標轉換和編碼的循環移位實現了對虹膜圖像的配準;利用雙三次樣條函數擬合虹膜圖像背景，去除了非均勻光照對虹膜識別的影響;使用二分樹復數小波方法增強了虹膜圖像的對比度;在識別演算法方面，本文設計了一種「基於小波模極值點位置的虹膜識別演算法」 。
  4. The key techniques for reverse engineering based on ct image are introduced. 3d reconstructed surface model does n ' t possess full geometry and topology information as solid geometry model. this dissertation presents an algorithm for rebuilding solid model from triangulated patch surface mod

    介紹了基於ct圖象反求的主要技術；針對重建三維表面模型不具備象實體幾何模型的數據那樣的完備信息的特點，提出一種基於ct圖象的反求技術的實體幾何造型方法，將重建模型轉換為邊界表示的實體模型，並將其作為本研究所開發的特徵造型系統3dmodeler中的一種反求工程實體造型手段。
  5. There is no clear boundary and accurate forest area defined for the village and they have never issued the forestry certificate to the administrative village or to individual farmer except on land conversion land

    周至縣沒有規定村莊的清楚邊界，也沒有精確界定屬于村莊的森林區域，並且除了土地轉換許可外，他們從未向行政村或者個體農民簽發林業經營執照。
  6. Taking the composite insulator as a measurement sample, knowing the waveform conversion condition on the boundary, only a conventional longitudinal testing probe is needed to measurement transverse wave produced by grazing incidence longitudinal wave

    以復合絕緣子為測量樣品，為提高測量橫波的精度，根據超聲波在邊界上的波型轉換條件，使用常規縱波探頭對由掠入射縱波產生的橫波進行測量。
  7. The difference between these two algorithms is that the former uses sub - domain as the basic unit of task to be allocated and the latter uses the node - super - row as the basic unit of task. ( 6 ) the original problem is transformed into transformed domain by using laplace transform method. by the parallelization of the bem in the transformed domain, the parallelization of the elasto - dynamic be analysis is implemented by introducing the time related fimdamental solution, the time dependency is released from the formation of time - domain be equations

    （ 6 ）通過拉氏積分變換法將彈性動力問題轉換至變換域，通過變換域上邊界元的分佈并行處理實現了彈性動力邊界元分析的并行化；引入與時間有關的基本解，解除了時域邊界元系統方程組形成階段的時間順序依賴性，通過矩陣向量運算的分佈并行處理實現方程組時間步進求解方法的并行化，這種方法是一種部分時間并行演算法。
  8. With wires and references, you can define characteristics of the run time invocation at development time ; for example, making the invocation synchronous or asynchronous, marking transaction boundaries of the invocation, and so on

    有了連線和引用，您就可以在開發時定義運行時調用的特性；例如，使調用同步或異步，標記調用的轉換邊界，等等。
  9. Thirdly, the method to calculate the 3 - d dynamic responding of layered transversely isotropic saturated soils to an arbitrary buried source in cylindrical coordinate as well as to an arbitrary harmonious source in rectangular coordinate is presented respectively. based on biot ' s wave theory, the 3 - d wave equations in cylindrical coordinate for transversely isotropic saturated poroelastic media are transformed into a group of governing different equations with 1 - order by the fourier expanding with respect to azimuth and hankel integral transform method or by the double fourier transform method with respect to horizontal coordinates in rectangular coordinate. then, transfer matrixes within layered media are derived under the continuous conditions, drainage conditions and the boundary conditions

    基於飽和土的biot波動理論，通過fouricr變換，將橫觀各向同性飽和土三維非軸對稱波動方程轉化為一組一階常微分方程組，再經har止el變換，建立問題的狀態方程，求解狀態方程得到傳遞矩陣;利用傳遞矩陣，結合飽和層狀地基的邊界條件、排水條件及層間接觸和連續條件，首次給出層狀橫觀各向同性飽和地基在任意地展力作用下的三維非軸對稱動力響應的解析解。
  10. The research about the non - invasive inspection of pcb that is based on ir image is introduced. the detection principle, the components of hardware and software are introduced in this paper. some key technical problems and the project of software are presented in detail : graphics of user interface ( gui ) of the projection, gray scale transformation ( gst ), image contour extraction through edge detection algorithm based on the approaching contour optimization, image registration based on corner detection, the position of hidden trouble pcb through add - minus algorithm image

    本文介紹了利用紅外圖像對印製電路板進行不接觸式故障檢測的系統研究，主要介紹了本系統的檢測原理，硬體組成及軟體的製作，其中詳細地介紹了軟體的製作過程以及其中的幾個關鍵部分：本系統的人機交互界面；圖像的灰度轉換；基於最優輪廓逼近的邊緣提取演算法進行輪廓提取；基於角點檢測的圖像配準；用差影法得到故障電路板的故障隱患或故障部位。
  11. In order to validate the feasibility of the novel algorithm, ultrawide band pulse wave is used as incident wave. computational domains are limited by absorbing boundary condition. the transformation technique from near zone to far zone is used when the sampling spot is outside of the computational domains

    時域成像技術以超寬帶脈沖源作為入射波源，用吸收邊界條件來界定計算域，而當采樣點遠離計算區域時，需要通過近?遠場的轉換技術把近場等效面上的信息轉換到遠場，本文採用簡單而實用的柱面波外推法作為近?遠場的轉換方法，收到了較好的效果。
  12. A nonlinear numerical model for wave transformation is established in time domain based on integral equation transformed from two dimensional laplace equation. then the model is applied to compute the linear wave and nonlinear wave deformation in offshore flow field. a new 0 - 1 combined bem ( boundary element method ) is adopted in this thesis to avoid computational errors accumulated with time steps

    本文以波動勢函數的laplace方程的green積分轉換得到的邊界積分方程為基本控制方程，建立了一種新的時域內波浪變形計算的數值模型，籍此對非線性波浪在結構物周圍的波浪形態進行了數值模擬，並通過數值造波水槽內的波浪試驗對數值模擬結果進行檢驗。
  13. The dissertation discusses some theories of computation including the unit stiff matrix of the spatial member in the local coordinates ， the coordinate transformation, the integration of the integer stiff matrix ， the equivalent joint load ， the introduction of the boundary condition ， the computation of the unit internal force and support reaction ， the stableness of the spatial stiff frame. the dissertation also discusses the methods of dealing with several unusual problems such as combined structure, temperature stress ， elastic bearing

    本文論述了空間桿件局部坐標單元剛度矩陣、坐標轉換、整體剛度矩陣的集成、等效結點荷載、邊界條件的引入、單元內力與支座反力計算、空間剛架穩定的計算理論，以及組合結構、溫度內力、彈性支承等幾個特殊問題的處理方法。
  14. The numerical simulation computations of the three dimensional viscosity fluids are done to research the turbomachinery properties, which includes the determination of the computation equation, the finite mesh and the determination of boundary conditions

    進行了水輪機葉片切割前後轉輪內部三維粘性流的數值模擬計算，其中包括方程的確立、方程的變換和離散、邊界條件的確定。
  15. These nne and ne faults become a long transform fault system and formed a boundary between the eastern margin of china continental plate and philippine sea plate

    這些北北東向和北東向斷層形成一條巨長的轉換斷層系列，也是中國大陸板塊東緣與菲律賓洋塊的一條邊界。
  16. Yang and xie 9 developed a numeri - cal model for the moving boundary problem through reducing it to a fixed boundary problem by a coordi - nate transformation. it is necessary to reduce the a subsurface runoff parameterization with water storage and recharge based on the boussinesq - storage equation 623 computational cost of the groundwater model so that it can be applied to a land surface model for climate studies

    文獻9通過一個坐標變換將運動邊界問題轉化為一個固定邊界問題，進一步改進了該土壤水模型的數值計算方法，使其減少計算量，達到能在一般通用的模式中實際應用
  17. Applying the energy equation and boundary layer theory, this article also analyzed the relationship of energy transformation of overflow, and obtained the experience index and formula of instability critical conditions

    並應用水流能量方程和邊界層理淪，研究了圍堰過水時的水流能量轉換關系，得到了穩臨界條件的指標和經驗判別式。
  18. 39 % of total conversion efficiency at pump level of 600mw 858nm is obtained experimentaily with our single - resonant, external ring frequency - doubler pumped by tr. sapphite laser at room temperature ( about 21. 50c ). the conversion efficiency is seriously limited by what is called " blura " ( blue light induced infrared absorption ) and thermal effects. yet, up to 137 mw of cw blue light at 429nm at pump level of 565 mw has been achieved and stabilized over a hour when the cavity is locked via pound - drever - hall ( pdh ) technique

    泵浦功率為600mw時，由於兩種效應「藍光導致紅外吸收（ bliira ） 」和「熱效應（ thermaleffects ） 」的嚴重影響，室溫下（約21 . 5 ）獲得了39的倍頻轉換效率；採用邊帶鎖頻技術， 565mw的泵浦光獲得137mw的藍光輸出，在沒有外界強烈的干擾下可以鎖定1小時以上而不失鎖。
  19. On views separation and coordinate standardization, a coordinate axis projection - based approach and an image scanning - based approach are proposed for views separation, the former reduces the compare times of 2d primitive in drawings and raises the efficiency simultaneously, the latter can separate free nember views of engineering drawing accurately and it has no correlation with complexity of primitive, then, two sets of 2. 5d coordinate systems are introduced as intermediates to relate the 2d original drawing system to the 3d space projection coordinates anfd a formal technique is developed for constructing transformation matrices between coordinates

    3 .在工程圖視圖分離和坐標規格化方面，提出了改進的坐標軸投影分離演算法和基於圖像掃描的視圖分離演算法。前者減少了工程圖中二維實體的比較次數，提高了運行效率;後者可以準確分離具有任意視圖數目的工程圖，且演算法的穩定性與邊界復雜度無關。通過引入二維半中間坐標系推導出了從繪圖坐標繫到空間投影坐標系轉換的轉換運算元並給出了基於轉換運算元的坐標規格化演算法。
  20. According to the fact that iris images cannot be compared for their different resolutions, a new method for normalizing iris region into fixed resolution by using minimum inner boundary resolution and minimum radius difference of inner boundary and outer boundary is presented

    摘要針對虹膜區域圖像大小不同，難以實現虹膜的比較問題，提出了根據虹膜最小內邊界周長確定角度解析度和根據虹膜最小內、外邊界半徑差確定徑向解析度的方法，將不同分辨的虹膜圖像轉換為相同解析度的矩形區域。
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