下凹式绿地是一种生态型的雨水渗透设施，目前还没有相关设计规范。
Low elevation greenbelt is an ecological facility of rainwater infiltration, but its design method is not standardized.
提出了一种适用于规划层面的评价下凹式绿地雨水径流截留效率的概率分析方法。
A probabilistic analysis methodology to evaluate stormwater runoff capture efficiency in low elevation greenbelt is proposed, which is meaningful on the planning level.
提出了评估城市下凹式绿地蓄渗降雨径流长期运行效率的概率分析方法，并基于上海市近20年的小时降雨特性参数统计数据对上海市下凹式绿地的设计进行实例研究。
Case study was also carried out for proper design of the concave-down greenbelt based on the 20-year statistical data of the hourly rainfall characteristic parameters in Shanghai area.
提出了评估城市下凹式绿地蓄渗降雨径流长期运行效率的概率分析方法，并基于上海市近20年的小时降雨特性参数统计数据对上海市下凹式绿地的设计进行实例研究。
Case study was also carried out for proper design of the concave-down greenbelt based on the 20-year statistical data of the hourly rainfall characteristic parameters in Shanghai area.
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