单项选择题
A.the chief engineer
B.the master
C.the bridge
D.the company superintendent
单项选择题 During the watch at sea （） should be logged or recorded in the engine log book.
单项选择题 During the watch keeping at sea, routine adjustments should be （）
单项选择题 During the watch keeping at sea, at appropriate intervals inspection should be made of （）, auxiliary machinery and steering gear spaces by the duty engineer.