航海英语遇险通信章节练习(2017.11.04)

A.Send a DSC cancellation message on Ch-70
B.Make a voice announcement to cancel the alert on Ch-16
C.Make a voice announcement to cancel the alert on Ch-13
D.Make a voice announcement to cancel the alert on Ch-22A

A.ALWAYS be included in the initial distress message
B.be sent to a Coast Guard station FIRST
C.be transmitted as a series of short messages，if time allows
D.include the vessel's draft

A.position will automatically be sent
B.position will only be sent if the vessel is making a distress call
C.MMSI will indicate its ocean region
D.None of the above

A.consists of 5 or more short blasts of the fog signal apparatus
B.consists of the raising and lowering of a large white flag
C.may be used separately or with other distress signals
D.is used to indicate doubt about another vessel's intentions

A.forty two months from the date of manufacture
B.thirty six months from the date of the last inspection
C.twenty four months from the date of approval
D.twelve months from the date of purchase

A.danger，stay away
B.all is clear，it is safe to pass
C.all is clear，it is safe to approach
D.a distress signal

A.The Morse code distress series S-O-S repeated 3 times followed by DE and the vessel's call sign
B.A line of blip code on a radar screen outward from the SART's position along its line of bearing
C.A line of blip code on a radar screen inward from the SART's position to its own ship along its line of bearing
D.None of these

A.A triangular flag above or below a ball
B.The International Code Signal of distress indicated by "JV"
C.A green smoke signal
D.Flames on the vessel as from a burning tar barrel

A.At one hour intervals
B.At half hour intervals
C.Only when there is a chance of their being seen by rescue vessels
D.Immediately upon abandoning the vessel

A.a record of all routine calls
B.a record of your transmissions only
C.the home address of the vessel's Master or owner
D.a summary of all distress calls and messages