BOT模式在国外是一种成熟的基础设施建设经营及管理模式,上个世纪八十年代开始应用于我国交通等大型公共项目建设中,逐步被大众所熟悉。而BT模式做为BOT模式的一种演变,近年来也逐渐作为政府常用的投融资模式的一种,被用来为政府性公共项目融资,在轨道交通、公路等市政基础设施中得到广泛的应用,并对相关产业的发展产生了不同程度的 The BOT model is a mature infrastructural management and operation mode in foreign countries. Since the eighties of last century, the BOT model has been applied to the construction of large-scale public projects such as transportation in our country and is gradually familiar to the general public. The BT model as an evolution of the BOT model has gradually been used as a form of investment and financing commonly used by the government in recent years. It is used to finance government public projects and is widely used in municipal infrastructure such as rail transit and highways Application, and the development of related industries have had different degrees