27.自船艏朝向船艉方向看時,所看見的螺槳葉面為:(A)正面(Driving surface;Front) (B)壓力面(Pressure surface) (C)推力面(Thrust surface
33.有關工作流體(Working fluid)流經噴射泵(Injection pump)的噴嘴(Nozzle)處之敘述,下列何者正確? (A)在狹窄處,流體的壓力上升 (B)在狹窄處,流體的流速下降
35.Who is responsible to enter all the events encountered during the duty watch into the enginelogbo