单项选择题
A.the proper back pressure B.the cooling water temperature C.correct timing and proper seating D.accurate metering and the exhaust temperature
If an auxiliary diesel engine frequently stalls, the tr...
单项选择题If an auxiliary diesel engine frequently stalls, the trouble may be caused by （）
A.low exhaust back pressure B.air in the fuel system C.gasket blow-by or leakage D.incorrect assembly of idler springs
A diesel engine cranks properly during starting but imm...
单项选择题A diesel engine cranks properly during starting but immediately stallsWhich of the following systems is most likely at fault?（）
A.Hydraulic starting B.Electric starting C.Ignition D.Fuel
The exhaust gases in a supercharged two-stroke/cycle di...
单项选择题The exhaust gases in a supercharged two-stroke/cycle diesel engine are expelled from the cylinder by （）
A.pumping action of the piston B.pressure of the fuel charge C.vacuum developed in the manifold D.pressure of the fresh air charge
