Before pumping up the crankcase oil,() should be worked by h

题目
单选题
Before pumping up the crankcase oil,() should be worked by hand to minimize corrosive action on the liners.
A

the indicators

B

the starting valves

C

the cylinder lubricators

D

the turning gear

参考答案和解析
正确答案: C
解析: 暂无解析
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相似问题和答案

第1题:

Before engaging the turning gear and turning the diesel engine, which of the following operation should be done except______.

A.open the indicator cocks

B.supply some CYL.Oil to cylinder liner wall with lubricator (only for two stoke diesel engine)

C.put the fuel handle in the "stop" position

D.pump up the air bottle


正确答案:D

第2题:

When discharging oil from an oil tanker the instantaneous rate ______ 60 liters per nautical mile.

A.Should not exceed

B.Must be up to

C.Should exceed

D.Should be about


正确答案:A

第3题:

First you should switch the machine ____ before you stop your work.

a. on

b. off

c. up


参考答案:B

第4题:

单选题
Before starting a diesel engine, you should always()
A

check the pyrometer readings

B

check the crankcase oil level

C

check the fuel oil strainers

D

clean the fuel system


正确答案: B
解析: 暂无解析

第5题:

The rubbish should be collected on the poop deck and ()(处理) 25 miles off the shore.

  • A、made up of
  • B、disposed of
  • C、worked out
  • D、wiped out

正确答案:B

第6题:

Immediately after any diesel engine is started, the engineer should check the ______.

A.crankcase pressure

B.lube oil pressure

C.saltwater pressure

D.exhaust temperature


正确答案:B

第7题:

The person in charge on the vessel and the person in charge at the facility must hold a meeting before starting the transfer of oil.Who must decide to start the transfer ________.

A.The person in charge on the vessel

B.The person in charge at the facility

C.Both persons in charge

D.The person in charge of either place that is doing the pumping


正确答案:C

第8题:

Crankcase explosions in propulsion diesel engines result from ____.

A.the splashing of lubrication oil by the crankshaft

B.the dilution of crankcase oil with particles of combustion

C.broken fuel lines spraying oil on the crankcase

D.the ignition of unburned fuel and air in the crankcase


正确答案:D

第9题:

单选题
If the overflow tank high-level alarm sounds while the fuel oil tanks are being topped off, the engineer should ().
A

close the static leg filling valve

B

close the overflow tank falling valve

C

reduce the fuel oil pumping rate

D

stop the fuel oil pumping operation


正确答案: C
解析: 暂无解析

第10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

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