concentration diffusion

• 浓差扩散

concentration diffusion的用法和样例：

例句

1. The chemical concentration cell is produced when both electrodes are of the same metal but the electrolyte provides a higher concentration of chemicals around one electrode.
   两个电极有相同的金属，但在一个电极周围的电介质内有较高化学物质浓度时，产生化学浓差电池。