A.Mayday，Mayday，Mayday
B.Pan，Pan，Pan
C.Security，Security，Security
D.Lights out，Lights out，Lights out
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A.to get the engine ready
B.to respond to the engine
C.to maneuver the engine
D.to change the engine
A.due
B.because of
C.because
D.since
A.persist
B.persists
C.to persist
D.persisted
A.pay out
B.make fast
C.shorten
D.hold on
A.calls
B.called
C.calling
D.call
最新試題
All VHF marine band radios operate in the simplex mode，which means that（）.
The present voyage of my ship began at the port of Shanghai after loading 8 000 tons of Cargo on board and ended after discharging the Cargo at the port of Hong Kong，which was（）.
How（）the cargo at loading port?
The space in Hatch No.4 tweendeck is too（）.
Do you require any further assistance ? My ship is safe now and no assistance is necessary.This VHF communication generally takes place during（）.
A call between any two ship stations on an intership working frequency shall have a maximum duration of（）.
The expression STAND-BY ENGINE means:（）.
One hour before arrival at Elbe 1 light vessel，masters are advised to contact the pilot boat by（）.
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? （）
What is meant by veering the anchor chain? （）