The SP paramerters are determined by the evaporation enthalpy of pure substances, then the RDF is used to correlate the excess enthalpy of thebinary systems by means of the parameters.

• 由纯物质的蒸发热数据确定位能模型参数，采用二次型混合法则，将导出的径向分布函数和上述参数关联了二元物系的过量焓。