A.navigation status
B.ship's heading
C.port of origin
D.time stamp
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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
A.pulling a submarine cable
B.engaged in diving operations
C.engaged in underway replenishment
D.transferring explosives
A.identity
B.time of origin
C.reply
D.procedure code
最新試題
Take tug’s towing line to（）.
Automatic identification systems (AIS) are required to（）.
The Agent promised to keep me（）of how our business was going on.
The date and time kept in the radiotelephone log shall commence at（）.
Sorry to have kept you（）for a long time.
The light rhythm of Morse (A) is shown on（）.
The following（）is a standard phrase.
Ships are always（）on water and they are easy to rust.
To reduce the amount of catenary you may（）.
When may the automatic identification system (AIS) be switched off? （）