Crystallization from solution is a complex multi-phase transfer process of heat and mass, in which the composition of solvent plays a very important role.
溶液结晶是一个比较复杂的多相传热、传质过程，溶剂组成在其中起着重要的作用。
2
Based on the analysis of heat and mass transfer, a simplified mathematical model describing the falling film crystallization process is developed.
本文在对降膜结晶分离过程进行传热传质分析的基础上，建立了简化数学模型。
3
The crystallization of sodium chloride is a very complicated process in evaporative crystallization of caustic soda which including multi-phase heat and mass transfer.