A.one month
B.four months
C.six months
D.one year
您可能感興趣的試卷
你可能感興趣的試題
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
A.satellite communications
B.navigational information
C.weather information
D.position reporting service
A.will be coming to periscope depth
B.will be coming to the surface
C.is on the bottom in distress
D.is in distress and will try to surface
最新試題
Take tug’s towing line to().
Ships are always()on water and they are easy to rust.
Which of the following statements is TRUE regarding automatic identification systems (AIS) ? ()
Shall we()wait at the roadstead till there is a free berth for us?
When communicating on the radiotelephone using plain English,what procedure word indicates the end of my transmission and that a response is necessary? ()
Which information must automatic identification systems (AIS) automatically provide to appropriately equipped shore stations,vessels and aircraft? ()
The Agent promised to keep me()of how our business was going on.
The Departure Report,required by vessels participating in AMVER,must be sent().
When may the automatic identification system (AIS) be switched off? ()
The Vessel Bridge-to-Bridge Radiotelephone Act applies to which towboat?()