基本扩散方程式 equation elementary diffusion ; element diffusion equation 一般扩散方程式 general diffusion equation 年积扩散方程式 age-diffusion equation ; equation age-diffusion ..
双语例句
1
The pressure equation is solved by mixed finite element method, while the concentration equation is solved by finite difference-streamline diffusion finite element method, that is, using SD f.
A variational formula combining mixed finite element method with discontinuous finite element method is derived for solving the two-group neutron diffusionequation in 2d.
构造了求解二维两群中子扩散方程的混合间断有限元格式，研制了相应的计算程序。
3
Topology-finite-element method is used and a topology-finite-element model for diffusionequation of non-equilibrium carriers is obtained.