1)transport equation输运方程
1.This paper systematically studies the finite-element method of solving the Galerkin variation problem of the transport equation in well-logging condition and developed a finite-element mesh program which can be used in 2-dimension and 3-dimension well-logging domain. 在测井条件下,系统研究了输运方程的Galerkin变分问题的有限元求解过程。
2.The transport equation of air age is derived based on tracer gas technique.为了替代示踪气体方法评价室内空气品质和通风有效性,在示踪气体研究方法的基础上,推导出空气年龄的输运方程,用计算流体力学的方法对该方程进行了求解。
3.In the frame of multigroup P_1 approximation the neutron transport equation is soluted by using finite-element method and the two-dimentional finite-element code FEMLOG is devel- oped for the numerical simulation of neutron well-logging.用有限元方法求解多群 P_1近似中子输运方程,编制了二维有限元程序 FEMLOG,并对中子测井问题进行了数值计算。
英文短句/例句
1.Linear Discontinuous Finite Element Method for Particle Transport Equation粒子输运方程的线性间断有限元方法
2.The Algorithm for Cavitating Flows Based on Two-phase Transfer Equation Models基于输运方程的空化两相流算法设计
3.Angular Discretization of Neutron Transport Equation Based on Daubechies Wavelets中子输运方程的Daubechies小波角度离散
4.Study on Numerical Scheme of Mass Transport Equation Based on POM基于POM的物质输运方程数值格式研究
5.Global well Posedness of the One-dimensional Spin-polarized Transport Equations一维自旋极化输运方程的整体适定性
6.Reconstructing Source Term of the Integro-differential Transport Equation中子输运方程的源项反演问题(英文)
7.A Discrete Nodal Transport Method Applied to Solve Two-Dimensional Neutron Transport Equation in Cartesian Geometry解稳态二维笛卡尔几何下中子输运方程的离散节块输运方法
8.Parallel S_n Algorithm for 2-D Transport Equations Based on Unstructured Grid二维非结构网格中子输运方程并行S_n计算
9.It couples the groundwater flow equation with the solute-transport equation.它把地下水流动方程与溶质输运方程耦合在一起。
10.Research on Solution of 2D Transport Equation Based on Discrete Ordinates Method;二维输运方程离散纵标方法的并行计算方法研究
11.Quadrature Methods with High Accuracy for Solving Eigenvalue Problems of the Transport Equation;输运方程特征值问题的高精度机械求积方法及其外推
12.Research on Transport Program in Reclamation Engineering Based on Green Transportation基于绿色运输的填海工程运输方案研究
13.Pre-carriage– The initial transport of goods from the seller's premises to the mail port of shipment. Usually by truck, rail or on inland waterways.前程运输—从卖方地点到主装运港的最初运输。通常通过卡车、路或内河水路进行运输。
14.Research on the Convenient Engineering of Air Transportation and Its Process Optimization;民航旅客运输便捷工程及其流程优化方法研究
15.Backhaul traffic: Goods carried on a return journey.回运:货物的回程运输。
16.J discusses management methods of relevance to public transportation systems.课程1.259J讨论了公共运输系统的管理方法。
17.The Theory, Method and Application for Military Equipment Transportability Engineering;军事装备运输性工程的理论、方法及其应用研究
18.Study on Optimized models of Goods Transport Flow in 4PL;第四方物流运输任务分配流程的优化模型研究
相关短句/例句
transport equations运输方程
1.In the first one,our aim is to prove the existence of a flow of measurable maps associated to a vector field belonging to a Sobolev space;to this end,we discuss the link with transport equations and continuity equations.在第一部分中,我们的目的是证明由属于Sobolev空间的向量场生成的可测映射流的存在性,为此我们讨论常微与运输方程和连续方程的联系。
3)PDF transport equationPDF输运方程
4)PadéapproximantsBoltzmann输运方程
5)PDF transport equation methodPDF输运方程方法
6)convey-diffuse equation对流输运方程
1.In order to reduce the numerical diffusion error of the convey-diffuse equation,the concept of concentration on cross section is introduced to calculate the mean concentration of river sections,and a new finite control volume method is put forward based on the incomplete mixing pattern.针对如何减小数值求解对流输运方程耗散误差的问题,引进断面计算浓度的概念来计算河段平均浓度,提出了非充分掺混模式的有限控制体积法离散对流输运方程的新算法,据此构建了模拟流域内的水源组成以及不同水源在流域内的时空变化情况的流域来水组成模型。
延伸阅读
玻耳兹曼输运方程玻耳兹曼输运方程Boltzmann'stransportequation含时间的分布函数的演化方程,是讨论输运过程的基本方程。因方程中既有积分又有微分,故又称玻耳兹曼积分微分方程。若将速度在v和(v+dv)之间、坐标在r和(r+dr)之间的分子数目在总分子数中所占比率(即百分数)表为f(r,v,t)drdv,则f(r,v,t)称为非平衡态的分布函数,它随时间变化。1872年玻耳兹曼把分布函数的变化率