forward finite difference
英 [ˈfɔːwəd ˈfaɪnaɪt ˈdɪfrəns]
美 [ˈfɔːrwərd ˈfaɪnaɪt ˈdɪfrəns]
【计】前向有限差分
双语例句
- A time-segment method is put forward for the problem of time-lapse seismic, and combined with the injection method, a fast finite-difference injection method is proposed. The results of numerical tests indicate the method's effectiveness.
针对时间推移地震问题，提出了时间分段思想，并在注入法基础上，给出了快速的有限差分注入法，数值模拟结果表明了方法的有效性。 - Forward simulation of ground penetrating radar and its finite difference method wave equation migration processing
探地雷达的正演模拟及有限差分波动方程偏移处理 - This paper puts forward a new multiple gird scheme, which is used with the combination of explicit time marching method, finite volume difference code and distributed body force.
本文提出了一种新的多重网格法，并将之与显式时间推进法、有限体积差分格式、粘性体积力法配合使用求解离心压气机内部流场。 - Finite element direct iteration algorithm is used in MT 2 D forward computation, it has the advantages of finite element and finite difference characteristics.
本文将有限元直接迭代算法（DIFE）用于MT二维正演计算，充分利用了有限元直接迭代算法同时具有有限元和有限差分基本特征的优点。 - In numerical calculation, an explicit forward finite element technique is applied in the two-dimensional flow equation, and an explicit direct finite difference technique in the thermodiffusion equation.
在数值计算中，对二维水流方程采用显式迎流有限元方法，对平面热扩散方程采用显式直接差分法，并对这两种方法进行了耦合计算。 - The paper puts forward the coupling model of guide water passageway one dimensional flow model and fissured rock mass filtration three dimensional flow model on the basis of crevice water numerical simulation study current situation. The solution is found by the finite difference method.
文中在裂隙水数值模拟研究现状基础上，提出导水通道一维流模型与裂隙岩体渗流三维流模型的耦合模型，并采用有限差分法求解。 - Use called finite difference time domain method ( FDTD) a forward modeling for drift ground penetrating radar ( GPR) is established by explicit second order finite difference approximation.
用时间域有限差分（FDTD）法建立矿井地质雷达的模型。 - Stability condition directly dominates the success or failure of the forward simulation results, in the wave equation finite difference solutions of the visco-elastic medium, the visco-elastic properties of the medium will increase the instability of numerical solutions.
稳定性条件直接决定正演模拟结果的成败，在粘弹介质波动方程的有限差分解中，介质的粘弹特性会增加数值解的不稳定性。 - Three dimensional forward modeling has been realized by using finite difference numerical modeling method.
论文采用了有限差分数值模拟方法实现了磁电法的三维正演，并在正演模拟的基础上进行了相应的研究和探讨。