A.20%,40%,40% B.20%,30%,50% C.30%,30%,40% D.30%,40%,30%
A.<15% B.在15%-20%之間 C.>20% D.無(wú)法判定
A.I B.I、Ⅱ C.I、Ⅲ D.Ⅳ
A.投資估算 B.初步設(shè)計(jì)總概算 C.技術(shù)設(shè)計(jì)修正總概算 D.施工圖預(yù)算
A.①②③ B.②③④ C.③⑤ D.②⑤