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
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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
A.reply
B.text
C.time
D.answer
A.poor
B.bad
C.fair
D.good
A.RCC
B.OSC
C.CSS
D.GPS
最新試題
The following（）is a standard phrase.
Which of the following statements is TRUE regarding automatic identification systems (AIS) ?（）
When should the emergency position-indicating radiobeacon be activated after abandoning a ship?（）
The unit of duration of a dash in Morse Code is（）.
Electrical wiring on all T-Boats must be（）.
To reduce the amount of catenary you may（）.
Tell me（），please.
That ship anchored too close（）my vessel.
When may the automatic identification system (AIS) be switched off? （）
Automatic identification systems (AIS) are required to（）.