例句與造句

1. A second - order non - uniform grid essentially non - oscillatory difference scheme
   一個基于非均勻網(wǎng)格上的二階基本無振蕩差分格式
2. The essentially non - oscillatory characteristic difference method for convection - diffusion equation
   構造對流擴散方程高精度非均勻網(wǎng)格格式的指數(shù)變換方法
3. A linear impulsive delay difference equation is considered , and snfficient conditions are obtained for the oscillation of nontrivial solutions and asymptotic behaviors of non - oscillatory solutions
   摘要研究了一類線性脈沖時滯差分方程，并給出方程非振動解的漸近性態(tài)和所有非平凡解振動的判據(jù)。
4. The asymptotic behavior of solutions for a class of high order delay partial differential equations is established in this paper . some asymptotic behaviors of non - oscillatory solutions are obtained
   摘要研究了一類高階時滯偏微分方程在三種邊值條件下的解的漸近性，得到了其非振動解的漸近性質。
5. In this paper , we develop the high - order accurate essentially non - oscillatory ( eno ) schemes on one and two - dimensional structured meshes in the finite volume formulation , and discuss their applications in hyperbolic conservation laws
   本文構造了一維、二維結構網(wǎng)格中的高階精度基本無振蕩( eno )有限體積格式，并且討論了它在雙曲守恒型方程中的應用。
6. It's difficult to find non-oscillatory in a sentence. 用non-oscillatory造句挺難的
7. Non - oscillatory and non - free - parameters dissipative ( nnd ) finite difference scheme ( a total variation diminishing scheme ) with second order accuracy was adopted to solve the fluid dynamic equations , a finite rate chemical reaction model was developed to calculate ingredient producing rate , and an adi over relaxation iteration technique was used to solve the electromagnetic discretized equations
   采用二階精度nnd格式求解流體力學方程組，采用有限速率化學反應模型計算組分生成率，采用交替方向隱式( adi )超松弛迭代法求解電磁場離散方程。
8. Y type and s type dual - path saw mass sensors have been tested and analysed in detail . their frequency domain characteristics and time domain characteristics have been tested under non - oscillatory mode . transmission characteristics of y type s type and " - " type saw mass sensors are derived by p matrix representation . primary delay signal triple reflection signal and quintuple reflection signal of these sensor devices have been analysed in detail
   結果表明，在正常工作模式下， y型和s型雙聲路聲表醚質量傳感器件的三次渡越反射信號和五次渡越反射信號比“一”字型雙聲路聲表醚質量傳感器件的三次渡越反射信號和五次渡越反射信號分別小12db 、 16 . 67db和n _ . sdb ? 17 . 3db 。
9. In this paper , high - order accurate weighted essentially non - oscillatory ( weno ) schemes are investigated and their applications in hyperbolic conservation laws are discussed . based on this , a new weno difference scheme which based on dispersion - relation - preserving relation is developed , and representative test cases with this scheme for computational aeroacoustics ( caa ) problems has been implemented and compared in order to test capability of wave capturing ; in addition , weno schemes generally do not converge at high order in the presence of contact discontinuity of euler equations , so a conservative front tracking technique coupling weno schemes and level set method to simulate the translating density profile is presented here , and numerical simulation with this technique for representative test case has been implemented and results show the desired accuracy
   本文研究了高階精度加權基本無振蕩( weno )格式及其在雙曲守恒律方程中的應用，在此基礎上作了兩個方面的工作：一是針對高頻聲波問題構造出一種基于保色散關系( drp )的weno有限差分格式，并對計算氣動聲學( caa )問題的代表性算例進行了大量數(shù)值實驗，比較了該格式捕捉波數(shù)的能力；另外，針對高階weno格式在處理euler方程的接觸間斷時精度有所降低的問題，研究了利用界面追蹤技術levelset方法和高階激波捕捉weno格式相結合的一種守恒追蹤方法，并且給出有代表性的密度滑移面問題的算例，得到一致高階精度的數(shù)值模擬結果。
10. In this paper , by use of the idea of constructing of high accurate eno ( essentially non - oscillatory ) schemes applied successfully in the simulation of euler equations , a new kind of high accurate finite volume schemes have been constructed in lagrangian coordination . combining with the eno interpolation , two kinds of conservative remapping algorithms have been developed for arbitrary mesh systems
    本文采用已經(jīng)在euler方程求解中得到成功運用的高精度eno ( essentiallynon - oscillatory )有限體積格式的構造思想，構造了lagrange坐標系下高精度有限體積格式，結合eno插值自適應選取插值點的特性，提出了兩類適用于任意網(wǎng)格的守恒重映方法。
11. In the first part , it is addressed that the combination of wavelet analysis and hidden markov models is applied to image segmentation , especially to document segmentation . in another part , the essentially non - oscillatory ( eno ) wavelet transforms and its application to image compression are addressed . the primary work in the dissertation is in detail : 1
    本文主要研究小波分析與隱馬爾可夫模型在圖像處理中的應用，包括如下兩部分：一部分研究小波分析與隱馬爾可夫模型相結合在圖像分割中的應用，特別是在文本圖像分割中的應用；另一部分研究eno （ essentiallynon oscillatory ）小波變換及其在圖像壓縮中的應用。
12. Uniformly high - order accurate eno ( essentially non - oscillatory ) schemes succeed in computing highly accurate numerical solutions to hyperbolic systems of conservation laws , typically second or three order in smooth regions , while maintaining sharp , oscillation free , numerical profiles at discontinuities , but usually their computational cost is quite large
    而一致高階基本無振蕩格式可以成功計算出雙曲型守恒律的高精度數(shù)值解，在保持其間斷處陡峭、無振蕩的數(shù)值輪廓的同時，并在光滑區(qū)域通常達到二階或三階精度，但其計算量卻相當?shù)拇蟆?