單項(xiàng)選擇題

Except in rare cases，it is impossible to extinguish a shipboard fire by（）.

A.removing the heat
B.removing the oxygen
C.removing the fuel
D.interrupting the chain reaction

你可能感興趣的試題

Control valves of a CO₂ system may be located within the protected space when（）.

A.it is impractical to locate them outside
B.there is also a control valve outside
C.the CO₂ cylinders are also in the space
D.an automatic heat-sensing trip is installed

單項(xiàng)選擇題

CO₂ cylinders，which protect the small space in which they are stored must（）.

A.NOT contain more than 200 pounds of CO₂
B.be automatically operated by a heat actuator
C.have an audible alarm
D.All of the above

Except in rare cases，it is impossible to extinguish a shipboard fire by（）.

你可能感興趣的試題

Control valves of a CO2 system may be located within the protected space when（）.

CO2 cylinders，which protect the small space in which they are stored must（）.

Except in rare cases，it is impossible to extinguish a shipboard fire by（）.

Control valves of a CO₂ system may be located within the protected space when（）.

CO₂ cylinders，which protect the small space in which they are stored must（）.