A.60% B.70% C.80% D.91%
A.60% B.70% C.80% D.90%
A.現(xiàn)金流測算到達(dá)全覆蓋 B.收入可靠計(jì)量 C.成本可靠計(jì)量 D.預(yù)計(jì)完工時(shí)間可估