A.1m B.2m C.2.5m D.3m
A.22m B.30m C.20m D.25m
A.地下室不計入層數(shù) B.地下室按1層計入總層數(shù) C.地下室按其實際層數(shù)計入總層數(shù) D.地下室按2層計處總層數(shù)