A.a leaking fuel injection nozzle
B.a clogged air filter
C.early fuel injection
D.burned valves
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A.on the power stroke
B.on the exhaust stroke
C.at the end of the power stroke
D.at the start of the intake stroke
A.early fuel injection timing
B.leaking valves
C.a continuously open scavenge air port
D.low cooling water temperature
A.clogged air filter
B.compression stroke
C.burned exhaust valves
D.all of the above
A.intake stroke
B.compression stroke
C.power stroke
D.exhaust stroke
A.When heated, it will move proportional to the amount the metal has lengthened or expanded
B.The pointer associated with the pyrometer scale can be made to also measure engine RPM
C.It can be utilized in exhaust manifolds and heat exchangers interchangeably
D.It can indicate temperature at a distant point from the source heat
最新試題
The main purpose of port State control is not to（）
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Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
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Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
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The cetane rating of diesel fuel is an indication of the （）
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