A.the other services are run off a reducing station with a pressure gage
B.one of the required pumps is kept available for use on the fire main system at all times
C.no relief valves are installed
D.all of the above conditions are met
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A.remain on course and hold speed
B.remain on course but slack the speed
C.change course to put the wind on either beam and increase speed
D.change course and put the stern to the wind
A.comes over the bow
B.blows the fire back toward the vessel
C.comes over the stern
D.comes over either beam
A.spooling it on a winch cathead
B.coiling it in a counterclockwise direction on the fantail
C.faking it on deck in a fore and aft direction
D.spooling it on a reel lying on its side to prevent rolling
A.diverter bit
B.hole reamer
C.core bit
D.conventional bit
A.A flashing amber light
B.A fixed red light
C.A white flag raised and lowered vertically
D.A flashing white light
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A jack-up drilling rig being towed must（）.
A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a（）.
Permanent magnetism is caused by（）.
A fire is discovered in the bow of your vessel while making way. The wind is from ahead at 35 knots. You should（）.
A heavy，thick-walled tube，usually steel，used between the drill pipe and the bit in the drill stem to weight the bit in order to improve its performance is called a（）.
Cargo transfer operations on a tank vessel need NOT be stopped when（）.
A large metallic device，mounted directly in the piping (usually located at the dock near the point where the vapor hose is attached)，designed to prevent the passage of a rapidly moving flame through the piping is called a（）.
After sending a message describing the symptoms of an ill crew member，you receive a message containing the code MRL. This means（）.
For the purposes of cargo oil containment，the fixed container under the manifold of an eight-inch loading line must hold a minimum of（）.
A fishing vessel displaying the lights shown is（）.