单项选择题
A.faulty combustion B.excessive ring temperature C.over lubrication D.all of the above
The high air velocity leaving the compressor of an exha...
单项选择题The high air velocity leaving the compressor of an exhaust gas turbocharger is converted to pressure in the （）
A.inlet nozzle ring B.turbine wheel blade C.diffuser passages D.inlet vol
When attempting to restart a warm high-speed engine, wh...
单项选择题When attempting to restart a warm high-speed engine, which of the following reactions can you expect?（）
A.Excessive fuel B.Higher than normal temperatures for star up C.Longer starting periods D.Higher than normal lube oil pressure
An increase in the load on a turbocharged diesel engine...
单项选择题An increase in the load on a turbocharged diesel engine operating at constant speed will result in an increase in （）
A.exhaust B.air box pressure C.brake main effective pressure D.all of the above
