volume method

In this thesis, the advancing-front method and the finite volume method with TVD schemes are studied.

本文研究了用阵面推进法生成二维非结构网格以及有限体积TVD格式在求解复杂弹箭流场中的应用.

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Axial symmetric representative volume element ( RVE ) and element method are used to in numerical computations.

采用 轴对称 代表体积单元和有限元法进行了详细数值计算.

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Secondly, the paper adopts the method of theoretical arithmetic, and does volume calculation, cover calculation to wireless network based on TD-SCDMA, which combines the propagation model of the common city proper and college town in FUZHOU.

然后结合福州市城区及大学城无线传播环境的分析，并采用理论计算的方法，对基于TD-SCDMA技术的无线网络进行了容量估算、覆盖计算等。

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The paper introduces the calculation method for theoretical air volume needed for the running of thedirect fired heater.

介绍了原油直接式加热炉运行过程中燃料燃烧时所需理论空气量的计算方法。

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The experimental results indicated that the specific retention volume method through gas chromatography was easy to be used to evaluate non aqueous solvents for recovery of maleic anhydride and the difference between theoretical yield and the industrial yield of maleic anhydride was only 0.58%.

实验结果表明，气相色谱比保留体积法评选顺丁烯二酸酐非水回收溶剂简便易行，与已知工业化数据仅相差0.58%。

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This method is used to dismount a volume from the file system.

此方法用于将一个卷从此文件系统卸载.

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Since 1982, Ni, Davis et al. have developed a time-dependent finite volume method combined with multiple-grid technique. It is an explicit scheme by which a steady state solution can be obtained rapidly.

1982年以来，Ni、Davis等人发展了一种与多重网格技术相结合的时间相关有限体积积分方法，这是一个快速求定常解的显式推进方法。

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A method to calculate the volume of a computer model by vector analysis is introduced.

用向量几何的分析方法,推导了计算机声学仿真模型体积的计算方法.

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The finite elements model of the nacelle is created using the non-structure grids by the finite volume method.

该文利用有限体积法，应用非结构网格，建立了×型直升机发动机舱的有限元模型；

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Under not obvious increasing the project investment circumstances, volume method for bituminous mixture is obvious to increase the mechanics performance and the surface function as a wearing course.

按体积比设计沥青混合料的方法可以在不明显提高造价的前提下，较传统技术显著提高沥青路面的力学性能和表面功能。

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On the basis of computational fluid dynamics ( CFD), the limited volume method was used to find out the possible benefits of such techniques as CFD.

本文以计算流体力学（CFD）为基础，采用有限体积法探求了应用计算流体力学（CFD）研究汽车车身外部流场的可行性。

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Application of BPX Schemes to the Finite Volume Method

BPX格式对有限体积法的应用

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Compared with the experimental data, the proposed method can be used to predict thermal conductivity in wide range of the volume fraction.

与文献中实验数据的比较表明，所述方法能够较好地预示颗粒弥散型复合材料的导热系数。

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Application of finite volume method in 2 dimensional problems of solid mechanics

有限体积法在二维固体力学问题中的应用

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Secondly, the model of 2-D overtopping unsteady flow based on finite volume method ( FVM) is presented the weir formula is used here to realize the coupling calculating of three step method and FVM. the generating algorithm of the data structure of grid is developed.

根据简化有限体积法建立了二维漫顶非恒定流模型，提出了漫顶条件下三级解法和有限体积法耦合的计算方法，提出网格数据结构的生成算法。

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This paper introduces a tri-linear interpolation section plane method based on DICOM volume data.

以体数据为基础,实现了相对紧临域的三线性插值剖面重建算法.

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In order to solve the model then the Jacobi's iterative method was utilized, with the help of the volume control technique and the thermal diffusion equation's dispersion of implication format. The simulated results coincided with the measured data in the test.

模型求解中，采用控制容积法，以全隐格式进行热扩散方程的离散化，然后应用Jacobi方法迭代求解，模拟结果和实际观测数据吻合很好。

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The basic idea of finite volume method is easy to understand, and it can draw a direct physical interpretation.

有限体积法的基本思路易于理解，并能得出直接的物理解释。

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The finite difference equations was deduced using three dimensional control volume method.

用三维控制容积法推导了传热、导电的有限差分方程。

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The infinite dilution activity coefficient γ ∞ was measured by specific retention volume method through gas chromatography, and the theoretical yield was calculated by using the least square regression method.

通过气相色谱比保留体积法测定了顺丁烯二酸酐在有机溶剂中的无限稀释活度系数γ∞，采用最小二乘法回归得顺丁烯二酸酐的理论收率。

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Since the mathematical model is nonlinear partial differential equations, and each equation is closely coupled, therefore discretized and solved by numerical methods, the mathematics model solved by finite volume method of FLUENT and finite element method of COMSOL in this paper.

由于数学模型主要是非线性偏微分方程，且各方程耦合很紧密，因此采用数值方法进行离散求解。本文分别采用FLUENT的有限体积法和COMSOL的有限元法来求解数学模型。

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The calculation of oil and gas reserves by volume method has long been made manually by average parameters in our country.

容积法计算石油与天然气储量，在我国长期来使用参数平均值进行手工计算。

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Perturbational finite volume method for convective diffusion equation and discussion

对流扩散方程的摄动有限体积（PFV）方法及讨论

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Hard to volume method to calculate geological reserves, but should use dynamic method and the probability method.

石油地质储量计算主要应用容积法，难以容积法计算地质储量时，可应采用动态法和概率法计算。

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Analysis of Influence of Time Step on Numerical Simulation Using Finite Volume Method

时间步长对有限容积法数值模拟的影响分析

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Conduction heat transfer problems were solved using a cell-based finite volume method.

用基元有限容积方法求解热传导问题，结构化网格和非结构化网格同时采用，并和精确解相比较。

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Error Analysis of Determining SO 2-4 by EDTA Volume Method

EDTA容量法测定硫酸根离子的误差分析

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Objective To evaluate the reproducibility of three different CT volume measurement methods including fixed threshold method ( FTM), variable threshold method ( VTM), and partial volume method ( PVM) in pulmonary nodules with different densities.

目的评价肺部不同密度小结节CT体积测量3种方法（固定阈值法、可变阈值法和部分容积法）的可重复性。

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The combination upper course test road design of the western coast expressway, simply clarified the aggregate gradations properties and the target nix design gradation of volume method for bituminous mixture, and general situation of building the test road.

结合西部沿海高速公路上面层FAC-13试验路设计，简要阐述了沥青混合料的级配组成特性和按体积法设计沥青混合料的级配设计方法，以及所铺筑的试验路概况。

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A new method to calculate the volume and fugacity of saturated vapor is obtained.

本文得到了一种不用状态方程计算饱和蒸汽摩尔体积的新方法.

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