A.a boat bucket
B.an air tank filled with water
C.an oar and canvas weighted down
D.All of the above
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A.Carbon dioxide
B.Dry chemical
C.Foam
D.All of the above
A.fairlead
B.heaving line
C.stay
D.warp
A.the floating-free method only
B.breaking the weak link on the painter
C.throwing the entire container overboard and then pulling an the operating
D.removing the securing straps
A.pulling a cord
B.cutting the wire restraining bands
C.removing the rudder packing strip
D.throwing the entire container overboard
A.The sea anchor deploys
B.The floor inflates
C.If upside down, the craft rights itself
D.The painter detaches from the raft
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Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
It is dangerous for vessels without the operational radar（）the estuary.
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）
ECDIS must be able to perform all of the following EXCEPT（）.
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
Which of the following is not an operation mode of AIS?（）
When steering by autopilot,how often should the steering be checked?（）
The ISM code is part of（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
A tide is called diurnal when（）.