A.home
B.family
C.China
D.returning
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A.cast
B.to cast of
C.cast off
D.to cast off
A.OCK TOW BER
B.O RI AN
C.OSS CAH
D.OA KAM
A.about
B.in
C.with
D.from
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
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
最新試題
One hour before arrival at Elbe 1 light vessel，masters are advised to contact the pilot boat by（）.
There is a VHF set（）the front of the wheelhouse.
You are making a telephone call ship-to-shore using the VHF-FM service.You can tell that the working channel is busy if you hear（）.
There is a drifting mine（）in position 21 degrees 31 minutes North 124 degrees 20 minutes East.
I am ready（）tow line.
How（）the cargo at loading port?
Pilot Station，this is Chinese ship Jinsha（）.Over.
There is a（）mine in position 50°N，30°W.
All VHF marine band radios operate in the simplex mode，which means that（）.
Should that kind of weather（），the two ships would touch each other.