A.all vessels
B.selected groups of ships
C.a particular ship
D.A, B, C are all right
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A.a coast station/a ship station
B.an EPIRB/a SART
C.ARQ/FEC
D.a back-up satellite/a land SAR unit
A.ship in distress and assisting units
B.NCS and RCC
C.RCCs and „0n-scene commander‟ or “co-ordinator surface search”
D.ship in distress and coast station
A.SES/DSC/EPIRB
B.SART/radiotelephone
C.COSPAS-SARSAT
D.both B and C
A.general communication
B.distress alerting and safety calling
C.receive MSI
D.both B and C
A.Ship owner‟s will
B.economic condition
C.the area in which the ship operates
D.different orders of all countries
最新試題
As each MSI message will have a unique identity, the printing of messages already received correctly is（）.
International Navtex service means the coordinated broadcast and automatic reception on（）khz of maritime safety information by narrow-band direct-printing telegraphy using English language.
We consider（）send a helicopter with medical facilities to the distress area.
The priority of EGC messages is classified by（）.
（）will form the basis for distress alerting and safety calling.
On-scene communications will normally take place between（）.
Please use（）for（）.
The rescue coordination center may（）on stations which interfere with traffic.
At least two two-way VHF radiotelephone apparatus shall be provided on every cargo ship of（）tons gross tonnage and upwards but less than 500 tons gross tonnage.
The quality of EGC messages is（）affected by the position of the ship, the time of reception and climatic conditions.