单项选择题
Before GMDSS, if the radio officer on board is serious ill,（）.
A.someone else will take his place
B.the captain will take charge of his work
C.nobody will be capable of doing his work
D.anyone else will use the radio equipment
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相关考题
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单项选择题
What following is not among the function of SOLAS ships?（）
A.receive shore-to-ship distress alerting
B.transmit ship-to-shore distress alerting
C.receive message for public correspondence
D.transmit and receive locating signals -
单项选择题
SOLAS ships shall be equipped with（）.
A.an EGC receiver only
B.a satellite communication system
C.a HF radio system
D.a VHF with DSC system -
单项选择题
Please use（）for（）.
A.English/all distress communications
B.Chinese/some distress calls
C.the language decided by Administration/all distress calls
D.Japanese/some distress alerts
