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【单选题】

In order for combustion to occur inside a piping system such as a vapor collection header in a marine emmission control system，there must be（）.

A、fuel

B、oxygen

C、ignition

D、All of the above

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更多“In order for combustion to occur inside a piping system such as a vapor collection header in a marine emmission control system，there must be（）.”相关的问题
第1题
[单选题] The viscosity regulator controls the fuel oil temperature （） provide oil at the correct viscosity for combustion.

A、in order that  B、because of  C、in order to  D、owing to  

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第2题
[单选题] The viscosity regulator controls the fuel oil temperature （）provide oil at the correct viscosity for combustion.

A、in order that  B、because of  C、in order to  D、owing to  

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第3题
[单选题] The viscosity regulator controls the （） of the fuel oil in order to provide the oil at the correct viscosity for combustion.

A、temperature  B、pumping rate  C、pressure  D、heat  

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第4题
[] In order for combustion to occur inside a piping system such as a vapor collection header in a marine emmission control system , there must be（）.

A、A.fuel  B、B.oxygen  C、C.ignition  D、D.All of the above  

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第5题
[单选题] After a normal, or safety shutdown, automatic combustion control systems for an auxiliary boiler are designed to prevent the immediate refiring of a burner in order for the （）.

A、furnace to be re-purged  B、electric charge to buildup in the igniter  C、fuel pump to restart  D、dram level to stabilize  

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第6题
[单选题] The viscosity regulator controls （） in order to provide oil at the correct viscosity for combustion.

A、the engines speed  B、the engines load  C、the fuel oil temperature  D、the fuel oil flow  

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第7题
[单选题] After a normal, or safety shutdown, automatic combustion control systems for an auxiliary boiler are designed to prevent the immediate re-firing of a burner in order for the （）.

A、furnace to be re-purged  B、electric charge to buildup in the igniter  C、fuel pump to restart  D、drum level to stabilize  

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第8题
[单选题] We are （） urgent need （） the goods, so would you please effect shipment of our ordered goods immediately?

A、in；of  B、in；for  C、at；for  D、for；of  

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第9题
[单选题] Instructions for training of new seamen are usually found in（）.

A、Decklogs  B、Night Orders  C、Standing orders  D、Muster List  

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