单项选择题
A.the pump supply pressure B.the slope of the fuel cam C.how the plunger is rotated D.the number of sleeve segments engaged with the rack
If an auxiliary diesel engine temperature is higher tha...
单项选择题If an auxiliary diesel engine temperature is higher than normal ,but the thermostat is determined not to be defective you would suspect a /an （）
A.cavitation erosion in the water jackets B.excess corrosion inhibitor in the coolant C.dirty jacket water cooler D.defective turbocharger
Which of the following beneficial results can be expect...
单项选择题Which of the following beneficial results can be expected from supercharging a previously naturally aspirated engine?（）
A.Increased turbulence B.increased mechanical efficiency C.Increased brake mean effective pressure D.All of the above
Late fuel injection in a diesel engine is indicated by ...
单项选择题Late fuel injection in a diesel engine is indicated by low firing pressure with（）
A.high exhaust temperature B.low exhaust temperature C.fuel knock in each cylinder D.mechanical knock in each cylinder
