Poisson'sdistribution combined with Fick's diffusion law is used to describe chloride ions' invasion and the corresponding formula are presented.
尝试运用结合费克扩散定律的泊松分布来描述氯离子侵蚀现象，给出了相应的公式。
2
The dielectric barrier surface discharge process is simulated using Poisson's equation and drift-diffusion equation and the distribution history of electron, ion and electric field is gained.