A.are made of bronze, brass, or soft alloy metals
B.should be painted rad in order to identify hose lengths
C.are specially hardended to prevent crushing
D.should be greased frequently
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A.Conduction of heat to adjacent surfaces
B.Direct radiation
C.Convection
D.All of the above
A.removed
B.altered
C.corrected
D.converted
A.the paint locker
B.spaces open to the atmospere
C.cargo holds
D.the engine room
A.shutting off the air supply
B.cooling the fule to below ignition temperature
C.dispersing the fuel
D.removing the source of ignition
A.solid materials such as wood or bales of fiber
B.inflammable liquids
C.electrical equipment
D.metallic solids
最新試題
The helm command PORT TWENTY means（）.
（）is on the panel of radar.
Manoeuvring information can not be obtained from（）.
In the Northern hemisphere northerly winds may cause temperature（）.
The circulation around a low pressure center in the Northern Hemisphere is（）.
Before any loading takes place any signs of the previous cargo should do（）.
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
According to the relevant regulation, lifeboat should be powered by（）.
How long are you prohibited to consume alcohol prior to serving as a member of a watch?（）
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.