A.pulling a submarine cable
B.engaged in diving operations
C.engaged in underway replenishment
D.transferring explosives
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A.identity
B.time of origin
C.reply
D.procedure code
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B.text
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A.poor
B.bad
C.fair
D.good
A.RCC
B.OSC
C.CSS
D.GPS
A.has left already
B.left already
C.had left already
D.would left already
最新試題
Which of the following statements is TRUE regarding automatic identification systems (AIS)? （）
The range of a SSB transmission is MOST affected by（）.
Automatic identification systems (AIS) are required to（）.
The following（）is a standard phrase.
Which of the following statements is TRUE regarding automatic identification systems (AIS) ? （）
Electrical wiring on all T-Boats must be（）.
Routine radio communications should be no more than（）.
To reduce the amount of catenary you may（）.
Shall we（）wait at the roadstead till there is a free berth for us?
Free communication effect is in direct proportion to（）.