A.MF/HF
B.SART
C.EPIRB
D.any of A, B, C
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A.only automatically
B.only manually
C.both automatically and manually
D.only by remote control
A.be damaged
B.work normally regardless of harmful conditions
C.not wok though it is not in a bad condition
A.COSPAS-SARSAT
B.SATELLITE
C.terrestrial radio
D.INMARSAT
A.RCC
B.MCC
C.LUT
D.MRCC
A.distress alerting
B.locating 406mhz EPIRBs
C.storing distress signal
D.A and B
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On-scene communications will normally take place between（）.
COSPAS-SARSAT is intended to be used for（）.
Every ship constructed on or after（）shall comply with all the applicable requirements of this chapter.
（）will form the basis for distress alerting and safety calling.
Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.
What following is not among the function of SOLAS ships?（）
The advantage of geostationary satellites is（）.
All coast radio stations（）DSC installed for VHF and HF.
Stations in the United States of America are grouped by states arranged in the alphabetical order of their（）.
The vessel has stayed in port for seven days because she needs（）.