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
最新試題
A fixed carbon dioxide extinguishing system for a machinery space，designed WITHOUT a stop valve in the line leading to the protected space，is actuated by（）.
Entries should be made in a Ro-Ro vessel’s cargo-securing device record book for（）.
A large basin cut into the shore，closed off by a caisson，and used for dry docking of ships is known as a（）.
A fire has broken out on the stern of your vessel. You should maneuver your vessel so the wind （）.
It is not necessary to declare（）in the Health List.
A frame with two，or sometimes four，arms through which are threaded the guidelines and which is used to keep the drill stem and bit in line with the center opening in the temporary guide base is the（）.
An inert gas system on a tanker should be used to（）.
A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE?（）
A helmsman receives the command “Right 15 degrees rudder.”The helmsman’s IMMEDIATE reply should be（）.
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（）.