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Which of the following components provides a direct source of seawater for the fire main system?A.Rose boxB.Sea chestC.Sluice(闸式) valveD.Fire pump stuffing box

题目

Which of the following components provides a direct source of seawater for the fire main system?

A.Rose box

B.Sea chest

C.Sluice(闸式) valve

D.Fire pump stuffing box

相似考题

1.Service(71)Architecture aims to provide a model for the creation of service components in a wide range of languages and a model for assembling service components into a business solution -activities which are at the heart of building applications using a(72)architecture.Service Data Objects aims to provide consistent means of handling(73)within applications, whatever its source or(74)may be. SDO provides a way of unifying data handling for databases and for services. SDO also has mechanisms for the handling of data while(75)from its source.A．OrientedB．LevelC．ComponentD．Conference

2.Which of the following components are used to convert alternating current produced in the generator windings to direct current?A.Armature and equalizerB.Commutator and brushesC.Rotor and interpolesD.Field and exciter

3.When inspecting a tank barge to see that it has all the required fire extinguishers and other safety items aboard，which of the following is the best source for determining what is required?A.The supervisor in charge of the dock to which the barge is tied upB.Part 38 of the Rules and Regulations for Tank VesselsC.The Certificate of Inspection of the bargeD.The local fire marshal

4.Which of the following problems is the main source of fuel pump and injection system malfunctions?A.Improper lubricationB.Air in the fuel systemC.Coated fuel linesD.Excessive vibration

参考答案和解析
正确答案：B
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    Armature and equalizer

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    Field and exciter


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    Part 38 of the Rules and Regulations for Tank Vessels

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