单项选择题
A.shall take over
B.shall not take over
C.shall hand over
D.shall not hand over
单项选择题 The officer in charge of the engineering watch shall continue to be responsible for machinery operations, ()the presence of the chief engineer in the machinery space.
单项选择题 We have stayed at Shanghai port for a long timeThe fouling on the ship’s hull greatly increases her ().
单项选择题 We’d better ()economic speed ()fuel consumption.