单项选择题

A.directly outside the space protected by the systemB.a……

Controls for a fixed carbon dioxide system shall be mounted（）.

A.directly outside the space protected by the system
B.as near the gas cylinders as possible
C.in the pilothouse
D.on the main deck near the bow

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热门试题

单项选择题Control of flooding should be addressed（）.

A.first
B.following control of fire
C.following restoration of vital services
D.only if a threat exists

单项选择题Control of fire on a ship should be addressed（）.

A.immediately after restoring vital services
B.immediately
C.following control of flooding
D.following establishment of fire boundaries

单项选择题Combustible gas indicators measure the presence of combustible gas as a percentage of the（）.

A.flash point
B.upper explosive limit
C.lower explosive limit
D.fire point

单项选择题CO2 extinguishes a fire by（）.

A.cooling
B.smothering
C.chemical action
D.All of the above

单项选择题Cargo transfer operations on a tanker need NOT be stopped when（）.

A.a tug comes alongside while the tanker is loading grade D and E cargoes
B.a large，fresh oil spill is discovered immediately adjacent to the side of the tanker
C.there is an electrical storm in the vicinity
D.there is a fire on the dock or on a nearby vessel