一艘能载重1200请选择ABC3H0I4g,J7x(X3I:{-E5`1i;s3?0P9Y;m
A.吨(X3I:{-E5`1i;s3?0P9Y;m
B.千克(X3I:{-E5`1i;s3?0P9Y;m
C.克(X3I:{-E5`1i;s3?0P9Y;m