A.Ship owner‟s will
B.economic condition
C.the area in which the ship operates
D.different orders of all countries
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A.Distress, Urgency and Safety
B.Vital, Important and Routine
C.NAVAREA, Coastal and local
D.gale, Tsunami and Ice
A.1,2
B.2,3
C.2,1
D.3,2
A.medical assistance
B.medical advise
C.maritime assistance
D.technical assistance
A.establish a communication channel from the CES, via the International Telex network to the final destination
B.set up a communication channel from your SES, via a satellite, to a CES within your ocean region
C.set up a channel directly to the addressee at the destination
D.establish a channel from your terminal, via the International telex network to a CES within your ocean region
A.The SES
B.The space segment
C.Any CES
D.The CES decided by the applicant
最新試題
If the beacon is mounted at a wrong place, it may（）by sea water, chemicals, exhaust and vibrations.
The quality of EGC messages is（）affected by the position of the ship, the time of reception and climatic conditions.
SafetyNet is an international service for the broadcast and automatic reception of MSI by means of direct-printing through（）system.
Before GMDSS, if the radio officer on board is serious ill,（）.
We consider（）send a helicopter with medical facilities to the distress area.
Distress traffic is the communication（）between the station in distress and the ships, aircraft, coast radio stations, coast earth stations and rescue centers participating in the rescue work.
The vessel has stayed in port for seven days because she needs（）.
Radiotelephony communication or radio telex communication or both will be carried out by terrestrial or satellite means,（）the equipment fitted on ship and the area in which the incident occurs.
（）by an ice-breaker, it is important to maintain a continuous listening watch on the appropriate VHF channel and to maintain a proper look-out for sound and visual signals.
The frequency（）the safety message will be transmitted shall be included in DSC safety call.