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
Every lifeboat which is fitted with a fixed two-way（）radiotelephone apparatus with an antenna which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.
If the beacon is mounted at a wrong place, it may（）by sea water, chemicals, exhaust and vibrations.
Every lifeboat which is fitted with a fixed two-way vhf radiotelephone apparatus with（）which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.
Ship-to-ship distress alerting should be conducted by（）.
Radio beacon can be activated（）in case of distress.
Before GMDSS, if the radio officer on board is serious ill,（）.
By using（）system a ship can send a distress message and know with certainty it will be received.
SOLAS ships shall be equipped with（）.
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.
SafetyNet is an international service for the broadcast and automatic reception of MSI by means of direct-printing through（）system.