A.Speech
B.Signaling tones
C.A busy signal
D.All of the above
您可能感興趣的試卷
你可能感興趣的試題
A.salvage operation
B.cargo discharging
C.bunkering
D.towing operation
A.Drag
B.Dredge
C.Weigh
D.Lie
A.the owners
B.the charterers
C.the shipper
D.the vessel in distress or of the station that relays the distress message
A.Bringing the anchor to short stay
B.Heaving in all the chain
C.Locking the windlass to prevent more chain from running out
D.Paying out more chain
A.Vessel's Hoisting Flag
B.Very High Safety
C.Vessel's Homing Frequency
D.Very High Frequency
最新試題
How（）the cargo at loading port?
What does the abbreviation VHF stand for?（）
The expression STAND-BY ENGINE means:（）.
If you know that the vessel you are about to call on the VHF radio maintains a radio watch on both the working and the calling frequencies，which frequency should you call on? （）
If it（）fine tomorrow，we shall start unloading.
The control of distress traffic is the responsibility of（）.
（）your present speed?
There is a drifting mine（）in position 21 degrees 31 minutes North 124 degrees 20 minutes East.
The height of a VHF radio antenna is more important than the power output wattage of the radio because（）.
There is a VHF set（）the front of the wheelhouse.