A.GM0≥3%B B.GM0≥4%B C.GM0≤3%B D.GM0≤4%B
A.25% B.50% C.75% D.10%
A.整個航次經(jīng)自由液面修正后的GM≥0m B.出港時GM0≥0.3m C.任何時候GM0≥0m D.A和B