單項(xiàng)選擇題

Diesel engine starting difficulties due to cold intake air temperatures, can be overcome by using a/an（）

A.increase in starting air pressure
B.increase in lube oil viscosity
C.compression expansion device
D.jacket water heater

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單項(xiàng)選擇題

The burning of fuel oil in a diesel engine having a high sodium content, will cause （）

A.corrosion and grooving of exhaust valves
B.corrosion and gumming of the fuel injection pump
C.salt deposits in the exhaust manifold
D.slag deposits in the fuel injection equipment

單項(xiàng)選擇題

The consistent burning of fuel oil with a high sulfur content in a diesel engine will result in （）

A.clogged fuel injection pumps
B.increased cylinder liner wear
C.intake valve stem corrosion
D.varnish deposit on pistons

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Diesel engine starting difficulties due to cold intake air temperatures, can be overcome by using a/an（）

你可能感興趣的試題

The burning of fuel oil in a diesel engine having a high sodium content, will cause （）

The consistent burning of fuel oil with a high sulfur content in a diesel engine will result in （）