偏好选择情结先验地存在于人类内心之中。面临选择时,无论其偏好是模糊的还是清晰的,人们通常选择某一方案,方案优于或无差异于方案集中的其它方案。基于偏好选择情结,提出并证明了满意方案存在性定理。作为应用,根据该定理,试图从做出选择的角度解决孔多塞选择问题。 Preference choice complex exists in human heart a priori. Faced with choices, whether their preferences are ambiguous or clear, people often choose a program that outperforms or does not differ from any other program focused on the program. Based on the preference selection complex, the existence theorem of the satisfactory scheme is proposed and proved. As an application, according to this theorem, trying to solve the problem of choice of hole Dorset from the choice of making.