海船船员考试

单选题Which of the listed substances can be satisfactorily removed from diesel fuel by centrifuging?()A SludgeB GasolineC Fuel oilD Lube oil

题目
单选题
Which of the listed substances can be satisfactorily removed from diesel fuel by centrifuging?()
A

Sludge

B

Gasoline

C

Fuel oil

D

Lube oil

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相似问题和答案

第1题:

Which of the listed conditions can be considered as the single greatest cause of accidents?

A.Speed

B.Excessive knowledge or skill

C.Human error

D.Excitement


正确答案:C

第2题:

During the photoconductor preparation step, residual charge can be removed by which of the following?()

  • A、Pressure
  • B、Oil
  • C、Light
  • D、Gravity
  • E、Electrical Charge

正确答案:C,E

第3题:

Any open flame can’t exist in this business building

A.Yes. We’ve removed all the flammable gas.

B.Yes. We’ve searched everywhere for flammable liquid

C.Yes. All the flammable liquid and gas have been removed already.

D.Yes. We’ve removed all the liquid, gas and wood which can be burned


正确答案:C

第4题:

单选题
Which of the listed problems can be a cause of low compression pressure in a diesel engine?()
A

clogged air filter

B

compression stroke

C

burned exhaust valves

D

all of the above


正确答案: C
解析: 暂无解析

第5题:

assuming the default switch configuration which vlan range can be added modified and removed on a ciscoswitch?()

  • A、2 through 1001
  • B、1 through 1001
  • C、1  through 1002
  • D、2 through 1005

正确答案:A

第6题:

assuming the default switch configuration which vlan range can be added modified and removed on a cisco switch?()

A.2 through 1001

B.1 through 1001

C.1 through 1002

D.2 through 1005


参考答案:A

第7题:

assuming the default switch configuration which vlan range can be added modified and removed on a cisco switch?()

  • A、2 through 1001
  • B、1 through 1001
  • C、1 through 1002
  • D、2 through 1005

正确答案:A

第8题:

Using the LIST command in Recovery Manager (RMAN), which two pieces of information in the RMANrepository can be listed?()

A. stored scripts in the recovery catalog

B. backups that can be deleted from disk

C. backup sets and image copies are obsolete

D. backups that do not have the AVAILABLE status in the RMAN repository RMAN


参考答案:A, D

第9题:

单选题
Which of the listed characteristics can be applied to R- 12 vapor?()
A

It is corrosive

B

It is odorless

C

It is visible as h blue fog

D

It has a distinctive taste


正确答案: D
解析: 暂无解析

第10题:

单选题
Which of the listed chemicals can be routinely used to maintain the hygienic quality of potable water?()
A

Hydrochloric acid

B

Chlorine

C

Sulfuric acid

D

Zinc chromate


正确答案: D
解析: 暂无解析

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