A.1:10 B.1:12 C.1:14 D.1:16
A.安農(nóng)齊阿廣場(chǎng) B.莫斯科紅場(chǎng) C.圣馬可廣場(chǎng) D.布拉格廣場(chǎng)
A.20%~30% B.10%~15% C.20%~40% D.15%~20%