Vapor-liquid equilibrium data of ten systems containing CO2 were calculated by CCOR, PR and MPR equation, based on the requirement of development in supercritical fluid extraction. 基于超临界流体萃取技术开发的要求,选用CCOR方程,PR方程和修正了混合规则的MPR方程,计算了十个含CO2二元体系208个数据点的汽&液平衡。