海船船员考试
单选题To prevent the spread of fire by conduction you should（）.A cool the bulkheads around the fireB remove combustibles from direct exposureC close all openings to the areaD shut off all electric power
题目
cool the bulkheads around the fire
remove combustibles from direct exposure
close all openings to the area
shut off all electric power
相似问题和答案
第1题：
In the event of fire in a machinery space，______.
A.the fixed carbon dioxide system should be used only when all other means of extinguishment have failed
B.the fixed carbon dioxide system should be used immediately，as it is the most efficient means of extinguishment
C.water in any form should not be used as it will spread the fire
D.the space should be opened 5 minutes after flooding CO2 to prevent injury to personnel
第2题：
What should you be concerned with when loading and securing vehicles on a Ro-Ro ________．
A.Number，position and angle of lashes
B.Number of axles
C.Disconnecting the battery cables to prevent fire hazard
D.Minor air pressure changes in the tires
第3题：
I suggest we should cancel the performance immediately to________ .
A.prevent fire from occurring
B.avoid a trample
C.keep people away
D.stop the traffic flow
第4题：
Fire may be spread by which means?
A.Conduction of heat to adjacent surfaces
B.Direct radiation
C.Convection
D.All of the above
火灾可以通过哪中方式被蔓延？临近表面的热传导，直接辐射，对流
第5题：
Which of the following statements is FALSE concerning the proper procedure in handling a fire hose ________．
A.A 1.5 inch hose should be deployed with a minimum of a nozzleman and hoseman
B.Back-up hosemen should be positioned wherever the hose makes a significant turn
C.The fire hose should be partially charged before deploying it from the fire station
D.The nozzleman should always hold the nozzle with one hand on top，to prevent kickback
第6题：
What should you be concerned with when loading and securing vehicles aboard a Ro-Ro vessel ________．
A.That all fuel is drained from the vehicles' tanks to prevent fire hazard
B.The size，weight，and center of gravity of vehicle/cargo unit
C.The preferred stowage of vehicles is athwartships wherever possible
D.The vehicles' brakes should not be set to allow for adjusting the lashings
第7题：
The high-velocity fog tip used with the all-purpose fire fighting nozzle should always be ______．
A.Attached by a chain
B.Coated with heavy grease to prevent corrosion
C.Painted red for identity as emergency equipment
D.Stored in the clip at each fire station
第8题：
To prevent the spread of fire by conduction, you should ______.
A.cool the bulkheads around the fire
B.remove combustibles from direct exposure
C.close all openings to the area
D.shut off all electric power
第9题：
A fire starts on your vessel while refueling. You should FIRST ______.
A.stop the ventilation
B.sound the general alarm
C.determine the source of the fire
D.attempt to extinguish the fire
你船在加载燃料时着火，你因该首先发出全船警报。
第10题：
Fire hose couplings ______.
A.are made of bronze brass, or soft alloy metals
B.should be painted red in order to identify hose lengths
C.are specially hardened to prevent crushing
D.should be greased frequently
连接软管的接头由青铜，黄铜或软合金制成。