88. First dead slow ahead, then dead slow astern.
A、
A、Deadslowaheadfirst,thendeadslowastern.;
B、Deadslowasternfirst,thendeadslowahead.;
C、
C、Firstslowahead,thendeadslowastern.;
D、
D、Firstdeadslowahead,thenslowastern.
发布时间：2025-08-04 12:46:59
