更多"To determine that a compartment con"的相关试题:
[单项选择]When an engine is starting and has got a sufficiently high speed, say about 20 rpm,（）
A. the starting air supply is cut off and fuel is injected into the cylinders
B. the fuel feeding is cut off and the turning gear is put in
C. the starting air supply is cut off and turning gear is taken out
D. the electric blower is shut down and fuel is injected into the cylinders
[单项选择]Ventilation systems connected to a compartment in which a fire is burning are normally closed to prevent the rapid spread of the fire by（）.
A. convection
B. conduction
C. radiation
D. spontaneous combustion
[单项选择]An engine compartment gasoline fire requires which type of extinguisher?（）
A. Carbon dioxide
B. Dry chemical
C. Foam
D. All of the above
[单项选择]The disinfection of various compartment in a vesel by filling them with a gaseous agents to destroy rats ect.means（）.
A. fire drills
B. washing and cleaning
C. fumigation
D. quarantine
[单项选择]Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by（）.
A. closing the compartment except for the ventilators
B. completely closing the compartment
C. leaving the compartment open to the air
D. increasing the air flow to the compartment by blowers
[单项选择]The stability which remains after a compartment is flooded is called（）.
A. intact stability
B. initial stability
C. immersion stability
D. damage stability
[单项选择]Combustible material stored in a compartment adjacent to a compartment where there is a fire may be ignitedThis ignition can occur by （）.
A. heat convection through the adjacent bulkheads
B. combustion gases carried through the ventilation system
C. direct convection of the heat emitted by the adjacent fire
D. heat radiated from the dock or bulkhead by the adjacent fire
[单项选择]Flooding of any compartment in a ship that results in a serious loss of reserve buoyancy will always（）.
A. increase the trim
B. increase ship stability
C. cause a serious list
D. decrease the heeling moment
[单项选择]Fighting a rig fire in a watertight compartment with hoses could reduce the stability of the rig by（）.
A. progressive downflooding
B. reducing the level of drill water from the storage tanks
C. causing a list due to the water in the compartment
D. reducing the KG to minimum allowable
[单项选择]You are about to enter a compartment to investigate a suspected smoldering fireIf youre not wearing a self-contained breathing apparatus, you should test the compartments atmosphere to determine if there is/are （）.
A. sufficient oxygen to sustain human life
B. an explosive mixture in the compartment
C. a toxic atmosphere in the compartment
D. All of the above
[单项选择]If you must enter a room or compartment to combat the fire, keep an escape path （）.
A. open
B. close
C. opens
D. closes
[单项选择]A vessel is described as a two compartment vessel when it（）.
A. has no more than two compartments
B. has two compartments in addition to the engine room
C. will sink if any two compartments are flooded
D. will float if any two adjacent compartments are flooded
[单项选择]A loud clicking noise from the valve compartment of an operating diesel engine would indicate（）
A. worn valve seats
B. worn main bearing
C. excessive valve clearance
D. weak rocker arm springs
[单项选择]Keep compartment （） as the gas given off can be dangerous.
A. well ventilated
B. well clean
C. in good order
D. more room
