A.GMDSS
B.EGC
C.MSI
D.DSC
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A.local-mode coverage
B.SAR operation
C.data process
D.continuous broadcast
A.transmit distress signal
B.send response signal
C.transmit the signal of ship’s position
D.be started by X-band radar
A.the main source of energy
B.emergency source of electrical power
C.the reserve source of energy
D.all of above
A.Goonhilly, UK
B.Yamaguchi, Japan
C.Perth, Australia
D.Southbury, USA
A.180E above the equator
B.64.5 E over the IOR
C.15.5W along the straight line
D.55.5W above the equator
最新試題
For COSPAS-SARSAT system,（）usually transmit initial COSPAS-SARSAT alert.
If the beacon is mounted at a wrong place, it may（）by sea water, chemicals, exhaust and vibrations.
Radio communication（）for many years and helps to save tens of thousands of lives.
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.
Before GMDSS, if the radio officer on board is serious ill,（）.
The priority of EGC messages is classified by（）.
Ship-to-ship distress alerting should be conducted by（）.
SOLAS ships shall be equipped with（）.
What following is not among the function of SOLAS ships?（）
Particular care should be（）in selecting CESs in areas where Ocean Regions overlap.