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【单项选择题】

If a diesel engine starts firing, but is unable to come up normal speed, either without load or even under a small load, the cause may be ()

A、A.insufficient fuel supply

B、B.faulty governor

C、C.high exhaust back pressure

D、D.all of the above may cause this problem

更多“If a diesel engine starts firing, but is unable to come up normal speed, either without load or even under a small load, the cause may be ()”相关的问题
第1题

A、most critical in a four-stroke cycle diesel engine  B、most critical in a two-stroke/cycle diesel engine  C、most critical in a four-stroke/cycle diesel engine if it is turbocharged  D、of equal importance in a two-stroke/cycle diesel engine as in a four-stroke/cycle diesel engine  

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第2题

ADiesel engines have more advantages in comparison with gasoline engines  B、Diesel engines have more advantages in comparison to gasoline engines  C、Gasoline engines have more advantages in comparison with diesel engines  D、Gasoline engines have more advantages in comparison to diesel engines  

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第4题

Aa single, long-stroke, slow-speed, turbocharged, two-stroke diesel engine  B、a single, long-stroke, medium-speed, turbocharged, four-stroke diesel engine  C、two medium-speed, turbocharged, four-stroke diesel engines  D、a variable-speed AC generator  

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第5题

A、bearing pressure in a four-stroke\cycle acting single diesel engine is continually reversed  B、bearing pressure in a two-stroke\cycle single acting diesel engine is continually reversed  C、the maximum bearing pressure is higher in a single acting two-stroke/cycle diesel engine  D、two-stoke/cycle diesel engines require more complicated lubrication piping  

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第6题

Aair intake is restricted  B、engine is cranked too fast  C、vibration dampener is faulty  D、exhaust back pressure is low  

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第7题

A、the main engines  B、the auxiliary engines  C、the emergency generator engine  D、the auxiliary engines and the main engine(s)  

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第8题

A、inboard diesel engine  B、outboard diesel engine  C、outboard gasoline engine  D、inboard gasoline engine  

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第9题

A、immediately open all crankcase relief ports  B、increase crankcase exhauster speed to draw cool air into the engine  C、allow the engine to cool naturally  D、increase crank case scavenge air to remove unburned gases  

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第10题

ASlow speed diesel engines  B、Medium-speed diesel engines  C、Steam engines  D、Gasoline engines  

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