Otherwise, a big error will be aroused.Being the effect of diffusion process, this method is not suitable for cathodal course.
由于受扩散作用的影响，这种等距离电位法不适合对其阴极过程进行修正。
英语百科
Diffusion process
In probability theory, a branch of mathematics, a diffusion process is a solution to a stochastic differential equation. It is a continuous-time Markov process with almost surely continuous sample paths. Brownian motion, reflected Brownian motion and Ornstein–Uhlenbeck processes are examples of diffusion processes.