It uses the method of nonequilibrium dynamics to study the stability of stellar nuclear reaction area considering the effect of diffusion, convection and gravitation.
采用非平衡过程动力学理论，考虑核反应区对流、扩散及引力的影响。
This article studied the convection and diffusion of polluted materials in soil using convection and diffusion equation considering the effect of percolation.
采用对流扩散方程并且考虑渗流作用的影响，研究了缓流水体底泥污染物对周围土层的影响。
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