【单选题】
引航员什么时间来?()
A、When do the pilot come?
B、When the pilot come?
C、At what time will the pilot be available?
D、When will the pilot come?
A、When do the pilot come?
B、When the pilot come?
C、At what time will the pilot be available?
D、When will the pilot come?
A、引航梯最下面一块踏板距离水面的高度由引航员决定 B、从海平面至船舶出入口的距离超过5m时,应装设舷梯或引航员升降器,以保证引航员登离船的安全 C、安装应正确、牢固并应准备好足够的照明设备