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【单选题】

Oil oxidation, as a result of excessively high lube oil temperature, is harmful to a diesel engine because ()

A、oil foaming will occur

B、large quantities of oil are consumed

C、lube oil viscosity is always decreased

D、corrosive by-products are usually formed

更多“Oil oxidation, as a result of excessively high lube oil temperature, is harmful to a diesel engine because ()”相关的问题
第1题

A、refrigerant bubbles in the lube oil  B、refrigerant reducing the lube oil viscosity  C、oxidation of the lube oil from overheating  D、reducing the floc or cloud point of the oil  

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第2题

A、The oil oxidizes and forms carbon deposits  B、The viscosity increases  C、Engine oil consumption decreases  D、Lubricating qualities of the oil are enhanced  

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第3题

A、Fish oil  B、Vegetable oil  C、Mineral oil  D、Animal oil  

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第5题

A、gums, acids, and varnishes  B、removed by cellulose type filters  C、neutralized by oil additives  D、not removed by absorbent filters  

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第7题

A、fuel oil  B、sludge  C、oil refuse  D、All of the above  

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第8题

A、pitting  B、sludge  C、hard varnish  D、all of the above  

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第9题

A、contamination  B、oxidation  C、tainting  D、vaporization  

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