A.DSC
B.MSI
C.EGC
D.NBDP
您可能感興趣的試卷
你可能感興趣的試題
A.Navigational broadcast
B.weather forecast
C.Urgency message
D.Maritime Safety Information
A.Lifeboat
B.A survival craft
C.An EPIRB
D.A SART
A.COSPAS-SARSAT
B.Ground receiving stations
C.storing distress signal
D.Near-polar orbiting satellites
A.essential
B.compulsory
C.optional
D.inadvisable
A.Satellite network
B.Satellite link
C.GMDSS
D.Satellite system
最新試題
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.
（）will form the basis for distress alerting and safety calling.
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.
Radio communication（）for many years and helps to save tens of thousands of lives.
What following is not among the function of SOLAS ships?（）
In case a ship is in emergency or distress in any of 4 areas, it is required to use the continuous（）alert.
For COSPAS-SARSAT system,（）usually transmit initial COSPAS-SARSAT alert.
Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.
Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?（）