The highest pressure in a diesel engin

1、If the firing pressures in a diesel en

If the firing pressures in a diesel engine are high, although the exhaust temperatures are normal, the cause may be（）Aearly injection timingBw...

2、In diesel engineering practice, the te

In diesel engineering practice, the term used to express the ignition quality of a particular fuel is（）Acetane numberBoctane numberCignition index numberDvolatility point

3、In some diesel engine designs,（）the in

In some diesel engine designs,（）the injection of cylinder oil is timed to impinge when the piston and only impinge on（）Ais coming upward；cy...

4、In a diesel engine, the time taken to

In a diesel engine, the time taken to heat the fuel particles, turn them into vapor, and bring about combustion is called （）Ainjection lagBignition delayCcompressionDturbulence lag

5、In a diesel engine, offers the heat en

In a diesel engine, offers the heat energy directly（）； works as working medium and changes the heat energy to mechanical energy（）Athe burni...

6、In a diesel engine, when the fuel is i

In a diesel engine, when the fuel is injected into the cylinder,（）Athe piston is just coming upward from the bottom dead centerBthe piston h...