A.speed begins to drop
B.stops
C.receives ice damage
D.becomes icebound
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A.displaying code letter Y (Yankee)
B.sounding five short blasts on his whistle
C.displaying code numeral 5
D.sounding one prolonged blast on his whistle
A.remains fully obliged
B.has no obligation
C.is not necessarily
D.is exempted
A.diving operations
B.dredging
C.fishing
D.mineclearance operations
A.avoid collision
B.allow more time to assess the situation
C.be stopped in an appropriate distance
D.All of the above
A.only the sternlight of the vessel
B.a sidelight and one masthead light of the vessel
C.only a sidelight of the vessel
D.any lights except the masthead lights of the vessel
最新試題
A vessel which is being assisted by an icebreaker would display a flag hoist consisting of the code numeral 4 when the vessel（）.
If a tow sinks in shallow water，you should（）.
A vessel the passage of which is not to be impeded（）to comply with this Rule when the two vessels are approaching one another so as to involve risk of collision.
A tug’s horsepower available at the shaft is（）.
For operations in pack ice，a vessel should（）.
A vessel showing a rigid replica of the International Code flag A is engaged in（）.
If the situation arose where it became necessary to tow a disabled vessel，which statement is TRUE concerning the towing line?（）.
Ice blink is（）.
A vessel which is being assisted by an icebreaker should indicate that she is ready to cast off the towline by（）.
A vessel shall slacken her speed，stop，or reverse her engines，if necessary，to（）.