A.241.33 B.175.49 C.112 D.17.549
A.17152 B.4444.44 C.3732 D.4105.6
A.施工期 B.開(kāi)發(fā)或經(jīng)營(yíng)期 C.經(jīng)濟(jì)壽命期 D.自然壽命期