On the basis of residual function of heat of vaporization a new equation combined with Watson 's equation was presented for heat of vaporization calculations for pure substances .

在纯物质常沸点汽化热的剩余函数预测法基础上，结合 Watson 方程， 推导出预测纯物质任一温度下汽化热的新方程，由最 基本物性数据Tb、Tc和P（？）