A.satellite communications
B.navigational information
C.weather information
D.position reporting service
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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
A.reply
B.text
C.time
D.answer
A.poor
B.bad
C.fair
D.good
最新試題
Tell me（），please.
The unit of duration of a dash in Morse Code is（）.
Which of the following statements is TRUE regarding automatic identification systems (AIS) ?（）
DO NOT，REPEAT，NOT OVER-TAKE means that you should（）.
The agent has probably already handed over you the stowage plan，（）.
When may the automatic identification system (AIS) be switched off? （）
The following（）is a standard phrase.
Which information must automatic identification systems (AIS) automatically provide to appropriately equipped shore stations，vessels and aircraft? （）
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（）.