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
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相关考题
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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 -
单项选择题
Stations in the United States of America are grouped by states arranged in the alphabetical order of their（）.
A.countries
B.states
C.names
D.groups -
单项选择题
At least two two-way VHF radiotelephone apparatus shall be provided on every cargo ship of（）tons gross tonnage and upwards but less than 500 tons gross tonnage.
A.200
B.300
C.400
D.800
