A.建設(shè) B.綠地 C.基礎(chǔ)設(shè)施和公共設(shè)施 D.軍事
A.7~15 B.10~25 C.18~28 D.20~40
A.8%~15% B.15%~25% C.20%~32% D.60%~75%