A.6;6 B.6;12 C.12;6 D.12;12
A.機(jī)艙全部容積的45% B.機(jī)艙全部容積的35% C.機(jī)艙全部容積的30%
A.0.02MPa B.0.1MPa C.0.2MPa D.2MPa