单项选择题

What does a pyrometer measure on a diesel engine? （）

A.Water temperature
B.Water pressure
C.Exhaust temperature
D.Air box pressure

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单项选择题

A.High jacket water pressure
B.High lube oil pressure
C.Low lube oil pressure
D.Excessive turbo charger speed

单项选择题

A.those with diesel engines
B.all those with gasoline engines
C.those with large engines only
D.None of the above

单项选择题

A.with
B.of
C.on
D.over