two-dimensional calculation 中文意思是什麼

two-dimensional calculation 解釋
二維計算
  • two : n. （pl. twos）1. 兩人；兩個東西，一對。2. 二的記號。3. 兩點鐘。4. 兩歲。n. -ness
  • dimensional : adj. 1. 尺寸的。2. 空間的。3. 【數學】因次的；…次（元）的。
  • calculation : n. 1. 計算，計演算法。2. 推定，預測。3. 深思熟慮，精打細算；慎重的計劃；算計。
  1. From the model study of the fractal random rough surface, we acquire one dimensional ? two dimensional fractal random rough surface model with fractal theory ; 2. the calculation of the scattering field of light ; the establishment of the scattering light ’ intensity model, and the number calculation of the intensity distribute ; 3. the study on the laser radar cross section of one - dimensional fractal rough surface target ; and the number calculation of the scattering intensity of two - dimensional fractal the rough surface target ; 4. through shadowing effect, we analysis light scattering characteristic of fractal rough surface

    本論文利用分形理論得到一維?二維分形隨機粗糙表面模型，研究光在一維?二維分形粗糙表面的光散射特性，主要從以下四個方面分析: 1 .自仿射分形隨機粗糙表面模型探討，採用分形理論得到一維?二維分形隨機粗糙表面模型; 2 .分形粗糙表面散射光場的計算和粗糙表面散射光強角分佈的模型建立和數值計算; 3 .一維分形粗糙表面目標的激光雷達後向散射截面lrcs研究和二維分形粗糙表面目標散射強度數值計算; 4 .引入遮蔽效應分析分形粗糙表面光散射特性。
  2. Calculation of the band structures in two - dimensional phononic crystals consisting of elliptic cylinders

    二維橢圓柱散射體聲子晶體帶結構的計算
  3. On the basis of one - dimensional transport calculation, we have given two ways to solve the burnup equation, one is the analytic method ( bateman ), the other is the numerical method

    我們在一維輸運計算的基礎上，給出了用解析的bateman方法和數值方法對燃耗方程的求解過程。
  4. To solve the inaccuracy problem caused by the two existing methods ( average end - area method and prismoidal method ) used for the calculation of roadway earthwork volume, this paper puts forward a new concept of the 3 - dimensional algorithm that takes all the roadway geometric design procedures as a kind of geometrical operation between the ground model ( original terrain model ) and the roadway model ( designed model ) under certain constraints, and then presents a complete 3 - dimensional algorithm of roadway earthwork volume as well as its executable computer program. the algorithm benefits from the re - triangulation technique of constrained delaunay triangulation ( cdt ), which can yield a true volume value theoretically. through a number of practical tests covering varied intervals between adjacent cross sections, it is proven to possess a higher accuracy compared with that of traditional methods. all the work involved in this paper indicates that the 3 - dimensional calculation of roadway earthwork volume is feasible, more accurate and should have further application in practice

    針對目前廣泛使用的道路土方量計算方法平均斷面法和稜柱體法計算不準確的缺點，提出了三維土方量計算演算法的概念.該演算法以帶約束的狄羅尼三角化（ cdt ）為技術核心，認為所有道路幾何設計過程都是地面模型和道路（設計）模型進行幾何運算的結果.基於此，本文設計出相應的演算法步驟，同時完成了相應的軟體開發，使得該三維演算法能和傳統的方法進行對比.此外，結合工程實例，採用了不同的道路橫斷面間距對三維計算方法和傳統方法的誤差進行比較、分析.結果證明三維演算法具有更好的精度，該演算法可用於道路、場地平整等工程土方量計算
  5. I analyze the economic effect of crane management through the calculation of standard inspection & maintenance time and definition of related mathematics model. finally, i propose two - dimensional evaluation index system of crane management

    通過對現行設備標準檢修臺時的計算和相關數學模型的建立，對設備管理的經濟合理性進行實例分析，提出了設備管理的二維評價指標體系。
  6. In order to achieve the optimized tunneling approach, first, tunneling procedures, shift length, horizontal jet grouting length, bench length and space length between c and d part of crd method are optimized ; on the basis of these results, two kinds of tunneling schemes are calculated with three - dimensional fem and the optimized tunneling scheme is achieved. as results of the optimized scheme, the conclusion is made that the gas pipe above the tunnel of sk3 + 355 section is secure. the calculation results are verified through comparison of numerical simulation results and site - monitoring measurement data

    為得出適合本段工程的最佳施工路線，利用大型有限元通用軟體ansys對開挖順序、開挖進尺、水平旋噴長度、臺階長度及crd工法施工的c 、 d部相錯長度進行了有限元數值模擬和優化分析，並利用這些分析結果，進行了兩個施工方案的三維有限元動態施工模擬，得出了較優的施工方案，並利用施工后的地表沉降槽曲線，對sk3 + 355斷面處隧道上方的煤氣管線的安全性進行了分析，得出了利用此施工方案施工不會造成此處煤氣管線破壞的結論。
  7. At last, through calculation we get the two dimensional temperature distribution of the chip and the submount of a high power laser diode array, which are consistent with the test data

    最後，通過實驗測定激光器陣列有源區的溫升，得到與理論計算基本一致的實驗數據，並且對溫度的數值計算做了進一步的討論。
  8. We analyzed the effect of such factors as grids size, boundary shape of region, and relaxation factor on the convergence of this iterative calculation by calculating two - dimensional iterative calculation examples. we take its conclusions as the three - dimensional iterative calculation ' s references

    利用二維算例分析了單元大小、區域邊界形狀、鬆弛因子的大小等因素對迭代收斂性的影響；在三維迭代計算方法的研究中參考、印證了這些結論。
  9. According to the deficiencies of the present treatment planning systems, a research of field size dosage calculation based on two - dimensional localization image is presented

    摘要針對目前治療計劃系統的缺陷，提出了一種基於二維定位圖像的射野劑量自動計算的設計方法和步驟。
  10. Abstract : based on the establishment of physical model, this paper used a two - dimensional calculation model to numerically calculate and analyzed the heat transfer process of the two - phase flow within the conduit of single evaporator in cpl

    文摘:在建立物理模型和分析管內流動狀態並列出基本流動方程的基礎上，採用一個二維計算模型進行數值計算，求得管內汽-液相的速度和壓力分佈。
  11. But due to the difficulties of the theoretical calculation and the limitation of the technique of image display, only some two - dimensional graphs of electromagnetic field of a planar set of point charges or symmetrically and uniformly charged bodies, which ignores the boundary effect, are introduced in the present electromagnetics teaching materials, which brings much incovenience for the acquaintance of the electrostatic field

    然而，由於受理論計算和圖象顯示技術等因素的限制，目前的電磁學教材中，通常只能給出平面分佈的點電荷系或具有較強對稱性、忽略邊界效應的帶電體的電力線和等勢線的二維平面圖，這給靜電場分佈的感性認識帶來了一定不便。
  12. The two - dimensional flow - pollutant riemann approximate solvers model has been analyzed and applied to treat the calculation of the mass and momentum fluxes by finite volume method based on some recent results on hydro - dynamic model of shallow water

    本文從淺水動力學模型研究現狀和發展趨勢出發並結合水環境規劃管理的實際需要，分析研究了二維水流水質黎曼近似解模型。
  13. The engine ' s transient pressure, temperature and its various components emissions are traced in details during the calculation. the results verified that the various steps quasi - dimensional two - zone combustion model developed in this thesis can describe the real working procedure of the internal combustion engine very well

    模擬模擬過程詳細跟蹤了缸內瞬時壓力、溫度和排放量組分變化，結果顯示，本研究所提出的雙區準維燃燒模型能較好的反映缸內的實際工作過程。
  14. This paper studies the 50 and 42. 5 valves, which used in bk183 - 5 rocket engine of a100 long - range multicell rocket projectile with numerical calculation. the results of simulation are consistent well with theory and experiment. the calculation starts off with simple two - dimensional model, as well as coupled implicit solver and advanced v2f turbulence model are used

    本文對採用負壓切換的用於a100遠程多管火箭彈bk183 - 5姿控發動機的50閥以及在其基礎上改進的42 . 5閥進行了數值計算，取得了較為滿意的效果，計算結果與理論分析和實驗數據都十分接近。
  15. Two - dimensional compressible linear stability theory was discussed, and principle works were focused in predicting the transition of two - dimensional compressible flow, which based on numerical calculation of stability

    本文主要工作是在對二維可壓縮流動的穩定性數值計算的分析基礎上進行轉捩點位置的判定。
  16. Last, two schemes have been put forwarded for the calculation of initial conditions in mathematic model. for the first scheme, the initial conditions are calculated through one - dimensional mathematic model by the frequency combination of rising and falling tides. for the second scheme, the initial conditions are obtained from measured data

    工程建設影響數學模型計算邊界條件分兩方面，一方面由漲、落潮頻摘要率組合分析，通過一維數學模型計算，給出非常不利組合的設計邊界條件，一方面由實測典型年給出實際發生情況的邊界條件。
  17. By adopting the three - dimensional nonlinear finite element program, using drucker e - b model, demonstrating the actual construction progress and water impounding of gongboxia hpp main dam, comparing the two schemes of the existence and nonexistence of extruded concrete curb, made three - dimension simulation calculation, the result proved that while the existence of extruded concrete curb between face slab and rockfill, the deformation and stress of face slab are better than that while the nonexistence of extruded concrete curb

    採用三維非線性有限元計算程序，使用鄧肯e b模型，模擬公伯峽面板壩的實際施工進度、蓄水過程，對比有無擠壓邊墻兩種方案，進行三維模擬計算。結果表明，面板與堆石體之間有擠壓邊墻時，其面板的變形及應力值均小於無擠壓邊墻的相應結果。
  18. A new formula for the calculation of reinforcing bars of the orifice is proposed, based on experimental and two and three dimensional analysis

    根據模型試驗和二維、三維非線性分析結果，提出了新的拱壩孔口結構配筋公式。
  19. The meshless local petro - galerkin method was applied to the calculation of two - dimensional elasticity mechanics problems by choosing proper weight functions and basis functions

    摘要通過選取合適的權函數和基函數，將無網格局部伽遼金法用於二維彈性力學計算。
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