前面说对了1. Common facility 比例 2. Setback compliance 3. Site area 大小 补充 setback这词 专业性较强 从boundary line 到大楼的距离 https://www.ura.gov.sg/Corporate/Guidelines/Development-Control/Residential/Flats-Condominiums/Introduction#:~:text=Flats%20and%20condominiums%20are%20non,developments%20approved%20for%20dwelling%20purpose.&text=Condominiums%20typically%20offer%20more%20generous,and%20more%20Common%20Boundary%20Setback.