A.concealed to prevent mechanical damage
B.concealed so the boat can be maintained more easily
C.protected from the weather
D.in an accessible place behind the ceiling
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A.overtake
B.not overtake
C.overtake or not
D.decide if you should overtake
A.one month
B.four months
C.six months
D.one year
A.provide safety-related information automatically to shore stations，other vessels and aircraft
B.receive safety-related information automatically from similarly equipped vessels
C.exchange safety-related information with shore-based facilities
D.All of the above
A.navigation status
B.ship's heading
C.port of origin
D.time stamp
A.Port of origin
B.Name of vessel
C.Course and speed over ground
D.Draft of vessel
最新試題
When communicating on the radiotelephone using plain English，what procedure word indicates the end of my transmission and that a response is necessary? （）
PORT A BIT SLUGGISH means that port rudder（）.
When may the automatic identification system (AIS) be switched off? （）
Ships are always（）on water and they are easy to rust.
When should the emergency position-indicating radiobeacon be activated after abandoning a ship?（）
By regulation，you MUST keep a record of the use of your radiotelephone for at least（）.
The following（）is a standard phrase.
Routine radio communications should be no more than（）.
The light rhythm of Morse (A) is shown on（）.
Sorry to have kept you（）for a long time.