旧建筑的适应性改造是一个复杂的城市问题,在功能置换与建筑更新的同时,也带来了城市空间的重塑。文章选取西班牙城市的几个单体建筑改造项目,从空间、行为、体验、要素等几个城市空间设计层面,观察与分析单体建筑的适应性改造如何能激发城市公共空间的魅力复兴。 Adaptation of old buildings is a complex urban problem, which brings with it the reshaping of urban space as well as functional replacement and building renewal. This article selects several monorail reconstruction projects in Spanish cities and observes and analyzes how the adaptive reconstruction of single buildings can stimulate the charm rejuvenation of urban public space from several aspects of space design such as space, behavior, experience and elements.