摘要： 在现行民事诉讼辩论原则之改造已逐渐成为民事诉讼法学界的共识之条件下，必须对其适用的事实范围予以探讨。事实有主要事实、间接事实和辅助事实之分。关于主要事实和间接事实的区分标准以及二者是否均应适用于辩论原则的问题，理论上和实践中存在较多争论。鉴于主要事实和间接事实之区分的困难性、私权自治与程序公正观念的要求以及中国的实际情况，对主要事实与间接事实不必作严格区别而应统一适用于辩论原则。

关键词: 辩论原则 , 主要事实 , 间接事实

Abstract: Under the condition that it is mutual cognizance of civil procedure law circle to rebuild popular civil argument rules．the practicable factual region must be discussed．Fact can be divided into primary fact，indirect fact and auxiliary fact．Diacritical standard of primary fact and indirect fact and whether primary and indirect fact can be practiced to argument rule or not have many discussion in theory and practice．Due to the difficulty of distinction of primary fact and indirect fact，the demand of private rights autonomy and procedure justiee conception and the actual condition of China，the primary fact and indirect fact do not need to be distinguished seriously and are suitable for argument rules．

Key words: argument rules, primary fact, indirect fact