单项选择题
Duty officer and （）keep navigational watches on the bridge at sea.
A.seaman
B.sailor
C.duty sailor
D.OS
点击查看答案&解析
相关考题
-
单项选择题
---“（）” ---“Two degrees on starboard.”
A. What rudder?
B. How is the heading?
C. How answer?
D. What course? -
单项选择题
“Port a little sluggish” means（）
A. that the port rudder answers very well.
B. that the port rudder answers slow.
C. that the port rudder answers quickly.
D. that the port rudder is broken. -
单项选择题
Bow （）(推进器) full to starboard.
A.thrust
B.stern
C.engine
D.speed
