单项选择题
A.produce the heat for ignition B.decrease injection lag C.increase ignition delay D.aid in exhausting burnt gases
A smoking exhaust from an operating diesel engine could...
单项选择题A smoking exhaust from an operating diesel engine could be caused by （）
A.low sulfur content in the fuel B.a loose injector inlet connection C.late fuel injection D.high injection pressure
What is commonly used to create turbulence in a diesel ...
单项选择题What is commonly used to create turbulence in a diesel engine combustion system?（）
A.Shape of the piston crowns B.Increasing the compression ratios C.Increasing the piston crowns D.Increasing the turbocharger gear ratio
What causes diesel fuel to be ignited in the cylinder o...
单项选择题What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
A.Spark plug B.Heat of compression C.Carburetor D.Glow plug
