1·Three Gorges Projects is in the geological calamity pilosity area, especially the harmfulness of the bank collapses.
三峡工程处于地质灾害多发区，塌岸的危害性尤其严重。
2·Guangzhou is the rainstorm pilosity city of China. The climate, weather system, geographical position and topography are main factors of the rainstorm.
广州是中国的暴雨多发城市，气候、天气系统、地理位置及地形是形成暴雨的主要因素。