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【单选题】

When two fire hose teams are attacking a fire they should().

A、use different fire hose pressures

B、use fire hoses of different sizes

C、not attack the fire from opposite sides

D、not wear protective clothing

更多“When two fire hose teams are attacking a fire they should().”相关的问题
第1题

A、fire hose might be damaged by cargo operations  B、vessel is in port  C、fire-main system is not charged  D、fire pumps are used for purposes other than supplying water to the fire main  

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第2题

A、cross connection line between two main fire lines  B、special wrench for the couplings in a fire hose line  C、tackle rigged to support a fire hose  D、none of the above  

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第3题

A、cross connection line between two main fire lines  B、special wrench for tightening couplings in a fire hose line  C、tackle rigged to support a fire hose  D、None of the above  

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第4题

A、A.cross connection line between two main fire lines  B、B.special wrench for the couplings in a fire hose line  C、C.tackle rigged to support a fire hose  D、D.None of the above  

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第5题

A、threads are lubricated  B、nozzle is attached to the hose  C、female coupling has a gasket  D、hose is led out  

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第6题

A、using a 2-1/2 inch hose  B、there is an outlet for the smoke and heat  C、the fire is totally contained by the ship's structure  D、at least two fog streams can be used  

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第7题

A、secure the electric supply  B、ventilate area to remove smoke  C、start the fire pump and lead out hose  D、apply foam  

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第8题

A、When vessel is on fire  B、When vessel is not under command  C、When vessel is carrying the dangerous cargoes  D、When vessel is restricted in her ability to maneuver  

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第9题

A、American Petroleum Institute  B、National Standard Fire hose Coupling  C、American Society of Mechanical Engineers  D、Underwriter's Laboratories,Inc  

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