Compared with the finite difference method, this method has the features of cleavability in physical concept and simplicity in algorithm.
与有限差分法相比，有限容积法具有物理意义明确、算法简单等优点。
The results of the precise integration method agree well with the theoretical solution and have higher precision than those of the finite difference method.
数值算例表明，用精细积分法得到的解与精确解十分吻合，比有限差分法具有更高的精度。
The results show that the finite difference method can preferably predict break through curves of multicomponent competitive adsorption systems, and reflect the adsorption characteristics.
计算结果表明采用有限差分数值方法能较好地预测多组分动态穿透曲线，同时能较好地反映多组分气体的竞争吸附特性。
The sensitivity matrix was calculated numerically by the finite difference method.
灵敏度系数矩阵是通过有限差分方法近似计算得到的。
Authors described and analyzed the finite difference method and finite element method.
作者阐述并分析了有限差分方法和有限元方法。
Using the finite difference method we calculate the distribution of the electromagnetic field.
利用有限差分法实现了其正演计算，获得了电磁场的分布。
In this paper, the finite difference method is mainly used in solving the model equations of smoke.
在求解烟雾模型方程时，本文主要采用有限差分法。
The DEM is used in the focus zone, and the finite difference method is used in the surrounding zone.
在中心区域采用离散元分析，其周围区域采用有限差分法分析。
Applying the finite difference method to solve mathematics model of the well tests, and the central difference method is used.
应用有限差分法对试井的数学模型进行求解，采用中心差分。
When the curvature is 0, we found that the difference between the phase field method and the finite difference method is very small.
我们发现与有限差分法相比较，在曲率为0，即边界为一条直线的时候，两者的差别很小。
The temperature distributions in the diode-side-pumped slab laser medium have been calculated by means of the finite difference method.
用有限差分法对二极管侧泵浦板条激光介质的温度分布作了数值计算。
Applying the finite difference method, the numerical simulation of the surface charge density of a finite conductor stick is presented.
利用有限差分法对有限长导体棒电荷面密度进行了数值模拟。
Using the finite difference method, the state equation of the transverse vibration of an axially moving rectangular membrane is derived.
利用有限差分法，导出了轴向运动矩形薄膜横向振动控制系统的状态方程。
In solving partial differential equation (i. e. pricing model), the author adopted the finite difference method to get its numerical solution.
本文采用有限差分法求解偏微分方程(即定价模型)的数值解。
Secondly, by the finite difference method and two-parameter method, this study derives the calculation on the inter force and displacement of the anchor piles.
其次，引入有限差分法与双参数法，考虑桩底的几种约束情况，推导了锚索桩内力与位移计算方法。
In this paper, the shear transverse distribution on the beams of bridge is researched using data of model tests and computation in the finite difference method.
本文通过模型实验和有限差分法电算，对桥跨结构主梁剪力横向分布进行了研究。
In solving the mathematical model, two time-saving and effective numerical methods have been tested and compared with the finite difference method commonly used.
对动态数学校型的数值求解，试验了两种颇为有效的方法，并将这两种方法和常用的有限差分方法作了比较。
The finite difference schemes of the seepage mathematical model are obtained by the finite difference method; and the numerical simulation software is developed.
利用差分方法得到该模型的数值差分格式，在此基础上编制模拟软件。
The velocity distribution in the oil ducts is estimated by network method and temperature distribution in the winding is estimated by the finite difference method.
文中介绍了用网络法计算油流槽道内速度分布与用有限差分法计算线饼内温度分布。
This paper describes the three dimensional numerical analysis of current gain for the lateral transistor with multiple collectors by using the finite difference method.
本文叙述了用有限差法对多集电极横向晶体管电流增益进行三维数值分析。
The influence of structure parameters on the electrostatic potential in vertical cylindrical storage tank was investigated numerically with the finite difference method.
利用有限差分数值方法研究了储罐结构参数对立式圆筒形储罐内静电电位的影响。
Verification calculation of transient temperature and stress distributions were performed with the finite difference method, and the results coincided with the measurements.
并用有限差分法对瞬态温度场与热应力进行了校核计算，其结果与实测完全吻合。
By using the finite difference method FLAC3D, simulation model of deep foundation pit was established, and internal force and deformation of bracing structure were calculated.
运用有限差分法，采用岩土软件FLAC3D建立深基坑桩锚支护结构的仿真模型，并对支护结构中锚杆的内力与变形进行数值模拟。
The mathematical model of fluid percolation and rock deformation of fluid-solid coupling is solved with the finite difference method and the finite element method respectively.
分别采用有限差分法和有限元法对流固耦合流体渗流数学模型与岩石变形数学模型进行了求解。
To solve the two-dimensional shallow water equation, the finite volume method, combining with the finite difference method, is adopted in this text to develop the numerical value model.
对于二维浅水波模型，本文采用有限体积法并结合有限差分法建立了数值模型。
In this paper, the finite difference method is used to solve the diffusion equation and the spherical particle is discretized with iso-spacing grids and iso-volumetric grids respectively.
采用有限差分法数值求解扩散方程，分别利用等距网格和等体积网格划分计算区域。
The potential distribution of cathodic protection was calculated by using the finite difference method, the result shows that the theoretical value and the measured value are in good agreement.
采用有限差分技术对大口径输水管道管内阴极保护电位分布进行计算，理论值与实测值符合得较好。
As raster grid networks of digital elevation model in GIS can be used as the finite difference mesh, the continuity and momentum equations are solved numerically using the finite difference method.
由于GIS中的栅格网络数据可以直接作为有限差分的网格，二维数值模型可用有限差分来求解。
The comparison of the calculation time between the streamline simulation technique and the finite difference method also confirms that streamline simulation technique has better simulation velocity.
在流线模拟技术与有限差分方法运算时间的比较中，也证实流线模拟技术具有更快的运算速度。
The comparison of the calculation time between the streamline simulation technique and the finite difference method also confirms that streamline simulation technique has better simulation velocity.
在流线模拟技术与有限差分方法运算时间的比较中，也证实流线模拟技术具有更快的运算速度。
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