單項(xiàng)選擇題If exhaust temperatures are too high, you should check ().

A.air cooler
B.turbocharger
C.charge air
D.A+B+C


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1.單項(xiàng)選擇題Defective timing gear in a diesel engine may lead to ().

A.smoky exhaust
B.starting failure
C.overload
D.over speed

2.單項(xiàng)選擇題Defective governor in a diesel engine may lead to ().

A.smoky exhaust
B.starting failure
C.ignition relay
D.over speed

3.單項(xiàng)選擇題Defective air cooler in a diesel engine will lead to ().

A.smoky exhaust
B.starting failure
C.overload
D.over speed

4.單項(xiàng)選擇題Defective atomizer in a diesel engine will lead to().

A.smoky exhaust
B.starting failure
C.overload
D.over speed