1) integral transport equation
积分输运方程
2) integral transport dynamic equation
积分输运动态方程
3) integral form of the transport equation
输运方程的积分形式
4) integrodifferential form of the transport equation
输运方程的积分微分形式
5) 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。
6) 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。
补充资料:玻耳兹曼输运方程
| 玻耳兹曼输运方程 Boltzmann's transport equation 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
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