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The （）pump is usually used as the lubricating oil pump.

题目
单选题
The （）pump is usually used as the lubricating oil pump.
A

turbine

B

screw

C

vaneejector

D

centrifugal

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相似问题和答案

第1题：

Which lubricating oil additive is used in diesel engines to reduce the tendency(倾向)for sludge and varnish to form on the engine parts?

A.Flash point improvers

B.Pour point improvers

C.Inhibitors

D.Foam suppressors(抑制物)


正确答案：C

第2题：

单选题
（）can be used to prevent hydraulic system overloaded or keep the pressure of oil outlet from pump constant.
A

Overflow valve

B

Reducing valve

C

Balancing valve

D

Reducing valve or balancing valve


正确答案： D
解析： 暂无解析

第3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4题：

单选题
The （）pump is usually used as the bilge feed pump to an oily water separator.
A

turbine

B

screw

C

vane

D

ejector


正确答案： B
解析： 暂无解析

第5题：

单选题
Lubricating systems for diesel engines are usually designed to initially provide lube oil to the engine （）
A

camshaft beatings

B

main bearings

C

piston crowns

D

cylinder walls


正确答案： D
解析： 暂无解析

第6题：

The application tables owned by the user TEST in a test database need to be exported to the APPS schema in the production database by using Data Pump.  Which option of Data Pump Import would you use to accomplish this？（）  

  • A、 owner
  • B、 touser
  • C、 attach
  • D、 remap_schema

正确答案:D

第7题：

单选题
（） that everything in the engine crankcase is correct, start up the crankcase lubricating oil pump.
A

To satisfy

B

To be satisfied

C

After satisfying

D

After being satisfied


正确答案： C
解析： 暂无解析

第8题：

In an auxiliary diesel engine bypass type lubricating oil system, the main lube oil pump forces_______ .

A.all of the oil used by the engine through a filter

B.some of the oil used by the engine through a filter

C.some of the oil used by the engine through a centrifuge

D.all of the oil used by the engine through a centrifuge


正确答案：C

第9题：

单选题
The （）pump is usually used as the emergency bilge pump.
A

turbine

B

screw

C

vane

D

ejector


正确答案： D
解析： 暂无解析

第10题：

单选题
Which of the following will be the function of lubricating oil used in marine engines?（）
A

to remove heat from oil cooled pistons

B

to wash away wear detritus

C

to neutralize acidic products

D

all of the above


正确答案： A
解析： 暂无解析

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