A.shall
B.should
C.may
D.would
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A.of
B.to
C.on
D.with
A.to
B.on
C.of
D.for
A.urgency or an emergency
B.the vessel's national identity signal
C.a group from the general signal code
D.a group from the medical signal code
A.Hard rubber
B.Canvas
C.Leather
D.Sponge rubber
A.at the lowest point
B.near the batteries
C.at the highest point
D.only when charging is in progress
最新試題
Which mooring line has the least elasticity?（）
Good anchorage may be obtained anywhere in this water area，the bottom being generally mud and sand，vessel may have（）.
Which tool is used to open the strands of fiber lines when making an eye splice?（）
Geographic range is the maximum distance at which a light may be seen under（）.
I would be very much（）if you could arrange for a radio technician to come on board as soon as possible for my radar repair.
Smoking in bed on a ship is prohibited（）.
The ship is not very stable，please（）when making a turn.
Which statement is TRUE with respect to the elasticity of nylon mooring lines?（）.
Which mooring line is likely to undergo the most strain when docking a ship under normal conditions?（）
The term PROLONGED BLAST refers to（）.