引言行政行为,即行政机关就特定事项做出的对外直接发生法律效果的单方面意思表示。在传统行政法上,它几乎是行政机关实现行政目的的惟一法律手段。然而到了19世纪末20世纪初,情况开始发生变化,政府在遂行公务的过程中越来越来越倚重合同这种形式。 Introduction The administrative act, which is the unilateral intention of the administrative organ that the legal effect of the foreign direct order made on a specific matter is expressed. In the traditional administrative law, it is almost the only legal means by which administrative organs can achieve their administrative purposes. However, by the end of the 19th century and the beginning of the 20th century, the situation began to change, and the government relied more and more on this form of contract during its official duties.