张三丰在道教历史上地位崇高,其丹法内容丰富,影响巨大。本文将张三丰所传授的主要丹法分作了清修、双修与睡功三种方法;从顺则人,逆则仙的理论角度,对其逆转之法进行了详细的论述;并进一步指出了其丹法于炼己、小周天、大周天及还虚几个阶段的具体功法与其内景。 Zhang Sanfeng enjoys a high status in Taoist history, and his Danfa is rich in content and influential. This article divides the main Danfa taught by Zhang San-feng into three methods: clear-cut, double-cultivation and drowsiness. From the perspective of Shunzai people, the theory of reversing fairy is used to elaborate on the reverse method. The Dan Gong in refining their own, small Zhou days, Sunday and the virtual phase of several specific exercises and their internal scenes.