A.icebreaker support is finished
B.icebreaker support is commencing
C.the icebreaker is icebound
D.the icebreaker is beset
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最新試題
All towing vessels of 26 feet or longer while navigating are required to carry which item? （）
An engine compartment gasoline fire requires which type of extinguisher?（）
All of the following vessels are “restricted in their ability to maneuver” EXCEPT a vessel （）.
An icebreaker may use the code letter “K” to remind ships of their obligation to listen continuously on their radio. This signal may be made by any of the following EXCEPT（）.
In respect of carrier’s liabilities，responsibilities，rights and immunities the（）contained in the International Convention for the Unification of Certain Rules Relating to Bills of Lading，signed at Brussels on August 25，1924，shall be applied.
An advantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that it（）.
An advantage of the Christmas Tree towing method is to（）.
An indirect radar echo is caused by a reflection of the main lobe of the radar beam off the observer’s vessel. Which of the following is NOT a characteristic of indirect echoes? （）
An inflatable liferaft is floating in its container，attached to the ship by its painter，as the ship is sinking rapidly. Which action should be taken with respect to the liferaft container? （）
An “ABC” dry chemical fire extinguisher would be LEAST effective against a fire in（）.