A.[MLT] B.[ML-1T] C.[ML-1T-1] D.[ML-1T-2]
A.質(zhì)量m,量綱[FL-1T-2] B.剛度k,量綱[FL-1] C.阻尼C,量綱[FL-2T] D.加速度a,量綱[LT-2]
A.[L]、[T]、[M] B.[L]、[T]、[F] C.[T]、[M]、[F] D.[T]、[M]、[F]