相关考题
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单项选择题
Channel 13 (156.65 MHz)，the designated bridge-to-bridge channel，may NOT be used to（）.
A.exchange navigational information between vessels
B.exchange navigational information between a vessel and a shore station
C.conduct necessary tests
D.exchange operating schedules with company dispatcher -
单项选择题
All VHF marine band radios operate in the simplex mode，which means that（）.
A.only one person may talk at a time
B.only two persons may talk at the same time
C.the radio only transmits
D.the radio only receives -
单项选择题
A mark or place at which a vessel comes under obligatory entry，transit，or escort procedure is know as（）.
A.Way point
B.Receiving point
C.Reporting point
D.Closest Point
