A.MCC/LUT/RCC
B.LUT/MCC/RCC
C.LUT/RCC/MCC
D.LUT/RCC/LUT
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A.at sea
B.on land
C.in the air
D.throughout the world
A.COSPAS-SARSAT
B.ground receiving stations
C.spacecraft
D.satellite SAR instrument
A.anywhere in the world
B.at sea
C.in the air
D.ashore
A.1982
B.1980
C.1984
D.1988
A.alerting
B.on-scene communication
C.safety information
D.general communication
最新試題
If the beacon is mounted at a wrong place, it may（）by sea water, chemicals, exhaust and vibrations.
Ship-to-ship distress alerting should be conducted by（）.
SOLAS ships shall be equipped with（）.
Radio communication（）for many years and helps to save tens of thousands of lives.
The vessel has stayed in port for seven days because she needs（）.
The quality of EGC messages is（）affected by the position of the ship, the time of reception and climatic conditions.
Every ship constructed on or after（）shall comply with all the applicable requirements of this chapter.
Please use（）for（）.
Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?（）
The priority of EGC messages is classified by（）.