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
For operations in pack ice，a vessel should（）.
A vessel is proceeding downstream in a narrow channel on the Western Rivers when another vessel is sighted moving upstream. Which vessel has the right of way? （）
A vessel which is being assisted by an icebreaker would display a flag hoist consisting of the code numeral 4 when the vessel（）.
On a twin-screw，twin-rudder vessel，the most effective way to turn in your own water，with no way on，is to put（）.
When pushing ahead，wires leading from the quarters of the after outboard barges to the bow of a towboat（）.
A vessel reduces speed without backing. The rate that her speed through the water decreases depends primarily on the（）.
A vessel showing a rigid replica of the International Code flag A is engaged in（）.
An alternating light（）.
A vessel shall be deemed to be overtaking when she can see at night（）.
If the situation arose where it became necessary to tow a disabled vessel，which statement is TRUE concerning the towing line?（）.