The oil sump, a light welded design, is mounted on the engin

题目
单选题
The oil sump, a light welded design, is mounted on the engine block from below and sealed by ()
A

O-ring

B

gasket

C

washer

D

packing

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相似问题和答案

第1题:

Have you ever served the auxiliary engine to combustion heavy oil? What should be borne in mind when transferring oil; from heavy oil to light oil?


正确答案:I have ever served the auxiliary engine to combustion a combination of A and C oil. When transferring oil from heavy oil to light oil, the changing of temperature should not be rapid. 1℃ to 2℃ per minute is the best. Meanwhile the viscosity changing is invariably observed. The oil temperature to be heated varies in quality of fuel oil. In general, 180 CST needs to be heated to 95-105℃; 380 CST needs to be heated to 130-135℃. The viscosity is under the control of approximately 2 Englers.

第2题:

Lubrication for the main reduction gears used with diesel engines is usually supplied by

A.oil from the main engine sump

B.an independent lube oil system

C.the stern bearing head tank

D.the stem bearing sump tank


正确答案:B

第3题:

In discussing oil pollution, one important fact to remember is that the problem remains the same( )heavy( )light oil is spilled into the water.

A.both/and

B.whether/or

C.neither/nor

D.because/so


正确答案:B
解析:spill:使溢出
译文:在讨论油污染时应切记:不管是轻油还是重油溢入水中,问题是一样的。

第4题:

What are the two main types of stud link chain ________.

A.Oil Rig chain and Oil Field Stud Link chain

B.Flash-butt welded chain and Di-Lok chain

C.Flash-butt welded chain and Oil Rig chain

D.Oil Field Stud Link chain and Flash-butt welded chain


正确答案:B

第5题:

If the sump ______were to rise this would indicate water leakage into the oil and an investigation into the cause must be made.

A.temperature

B.viscosity

C.lever

D.level


正确答案:D

第6题:

When replacing a thermostatic expansion valve sensing bulb, it is necessary to

A.apply a light film of oil to increase heat transfer

B.apply a light film of oil to prevent oxidation

C.apply a heavy coating of grease to function as a heat sink

D.carefully coat the device with silicone sealant to reduce the effects of convective cooling


正确答案:D

第7题:

A dirty diesel engine oil filter element can best be detected by ______.

A.visual inspection of the elements

B.the pressure drop across the filter

C.high lube oil sump temperature

D.decrease in oil viscosity from the filter


正确答案:B

第8题:

Overheating of the hydraulic fluid in an electro-hydraulic anchor windlass can result from a/an( ).

A.overload on the pump motor

B.low fluid level in the reservoir

C.low fluid viscosity around the shaft seal

D.high oil level in the sump


正确答案:B
解析:reservoir:储液器,油箱
译文:电液锚机液压流体过热有可能是油箱中液位低引起的。

第9题:

The complete details of a crude oil washing system aboard your vessel,including the operating sequences and procedures,design characteristics,a description of the system,and required personnel will be found in the ______.

A.Oil Transfer Procedures Manual

B.Crude Oil Washing Operations and Equipment Manual

C.Code of Federal Regulations

D.Crude Oil Washing addendum to the Certificate of Inspection


正确答案:B

第10题:

牛油()

  • A、grease
  • B、oil
  • C、heavy oil
  • D、light oil

正确答案:A

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