A.15 minutes without recharging
B.20 minutes without recharging
C.25 minutes without recharging
D.30 minutes without recharging
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A.chain locker
B.fairlead
C.anchor
D.contact point of chain with seabed
A.readily accessible
B.securely stowed
C.stored in sealed containers
D.stowed with the emergency provisions
A.Right-hand laid
B.Cable-laid
C.Sennet-laid
D.Water-laid
A.sufficient oxygen in a compartment to support life
B.combustible gases present
C.hydrogen gas present
D.All of the above
A.only when the load is taken off the cable
B.only when there is a load on the cable
C.only when activated by the controls at the lowering station
D.at any time
最新試題
In order to retrieve an inflatable life raft and place it on deck，you should heave on the（）.
By regulation，life preservers aboard an uninspected towing vessel must be（）.
The davit launched life raft can be boarded（）.
If an emergency pump control is used as the emergency shutdown on a tanker，it must（）.
A small light tackle with blocks of steel or wood that is used for miscellaneous small jobs is called a（）.
Instead of whipping an end of a line，a temporary means of preventing the line from unraveling is to tie a（）.
An effective braking system for windlasses on rigs in deep water is a(n)（）.
A tackle is two blocked when the blocks are（）.
A stopper is（）.
A wooden plug fitted tightly in the vent of a damaged tank may prevent the tank from（）.