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【单选题】

Problems with the diesel engine fuel injection pump are usually caused by（）

A、improper adjustment

B、contaminated fuel

C、kinked fuel lines

D、excessive engine vibration

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更多“Problems with the diesel engine fuel injection pump are usually caused by（）”相关的问题

第1题

[单选题] With （）, the corrosion problems are much reduced in a central cooling system.

A、no equipment in contact with sea water B、less equipment in contact with fresh water C、more equipment in contact with sea water D、less equipment in contact with sea water

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第2题

[单选题] Which of the following problems should be taken when cleaning the air filter on a diesel engine equipped with a turbocharger?（）

A、Reduce engine speed to idle before removing the filter B、Soak the dirty filter in kerosene only C、Blow out the air inlet with compressed air D、Cover the air inlet after removing the filter

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第3题

[单选题] This is the dictionary（）I depend a lot whenever I have problems with new words.

A、on which B、in which C、for hich D、with which

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第4题

[单选题] Excessive circulation of the lubricating oil with the refrigerant in a refrigeration system will cause （）.

A、carbon deposits on the compressor suction valves B、the evaporator temperature to increase C、rapid corrosion of the thermal expansion valve D、no operating problems

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第5题

[] Overcoming Difficulties ① Life is full of difficulties and obstacles, from birth to death. At times, Life seems like a hurdle race. We are sure of encountering hurdles, but almost always we are taken by surprise. It is necessary to accept that life in general is full of difficulties and adversities. This recognition is the first step. When faced with problems, we often feel, "I am the only one having such problems" Or, we tend to exaggerate our problems and regard them as most complex, most painful，and as an extreme case. But if we look around us, we find people in much worse conditions. As St. Augustine said, "I cried for boots, till I saw a man who had no legs." ② When faced with difficulties, we either complain or seek to dodge them. We behave like as ostrich in the desert. It is said that when there is a storm in the desert, the ostrich buries his head in the sand-hoping that the storm will go away if he ignores it-and finally gets buried under a heap of sand and di

A、A.seektododgethem B、B.immediatereaction C、C.waitingforalongtime D、D.difficultiesandadversities E、E.veryanxious F、F.onothers

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第6题

[单选题] The major cause of problems occurring with fuel injection equipment is（）

A、incorrect replacement of barrels and plungers of jerk pumps B、overheating of the nozzle orifices C、cracked pump housings D、dirt in the fuel

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第7题

[单选题] A company has had problems with their HVAC system being able to cool their datacenter as theyhave grown. Which of the following could BEST be used to help reduce the load on the HVACsystem?（）

A、Replacing the CAT5 cables with CAT6 cables B、Replacing traditional racks with water cooled racks C、Turning off non-critical application servers during non-business hours D、Taking the second power supply out of non-critical servers

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第8题

[单选题] In order to improve the efficiency of the communication with shore personnel, you should（）

A、inform the chief engineer whenever there are problems B、reduce the time wasted on checking items C、know who is responsible for the domestic cleaning equipment D、know the chain of authority on the ship

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第9题

[单选题] A system administrator suspects that there were problems with the AIX installation on a pSeries server. Which of the following commands can be used， with the appropriate flags， to view the BOS installation output files？（）

A、alog B、errpt C、lscfg D、installp

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第10题

[单选题] Which of the problems listed represents the major difficulty encountered with thermal expansion valve operation?（）

A、Lube oil passing through the system B、Moisture or foreign matter collecting at the valve seat and orifice C、Variable spring tension caused by the changing temperature D、Frost on the liquid line

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