diffusion constant meaning in Chinese

扩散常数
弥漫常数
弥散常数

Apparent diffusion constant
表观扩散常数
In the second part , a method studying stochastic transition which is the master equation method is introduced , and explicit solutions of velocity v and diffusion constant d of the steady state are obtained when a particle hops among a dimensional and periodic n states
第二部分介绍了一种研究随机跃迁的方法?主方程方法，着重推导了粒子做一维周期性n态随机跃迁时达到稳态的速度、扩散系数的一般表达式。