單項(xiàng)選擇題

Overhauling a fire in the living quarters on a vessel must include（）.

A.opening dead spaces to check for heat or fire
B.evacuation of the vessel
C.sounding the all clear signal
D.operation of the emergency generator

你可能感興趣的試題

單項(xiàng)選擇題

Operation of the valve control release on a fixed CO₂ system must immediately（）.

A.release CO₂ to the protected space
B.secure all mechanical ventilation in the protected space
C.sound the rig's general alarm signal for a fire
D.sound an alarm in the ballast control room

單項(xiàng)選擇題

One of the limitations of foam as an extinguishing agent is that foam（）.

A.cannot be made with salt water
B.is heavier than oil and sinks below its surface
C.is corrosive and a hazard to fire fighters
D.conducts electricity

无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

Overhauling a fire in the living quarters on a vessel must include（）.

你可能感興趣的試題

Operation of the valve control release on a fixed CO2 system must immediately（）.

One of the limitations of foam as an extinguishing agent is that foam（）.

Operation of the valve control release on a fixed CO₂ system must immediately（）.