With （） unit the timing of fuel inject

1、The rate of fuel injection in a diesel

The rate of fuel injection in a diesel engine cylinder depends primarily on （）.Athe size of the holes in the fuel nozzleBtiming of the pumpCsupply pressure to the pumpDshape of the combustion chamber

2、The amount of fuel injected in a parti

The amount of fuel injected in a particular time, or degree, of crankshaft rotation is termed （）.AmeteringBtimingCrate of injectionDrate of distributio

3、In a unit injector the amount of fuel

In a unit injector the amount of fuel that will be forced through the spray nozzle on each stroke of the plunger depends on （）Athe pump s...

4、The amount of fuel delivered by a unit

The amount of fuel delivered by a unit injector is controlled by the （）AcamshaftBmain springCrack positionDnozzle orifice size

5、Late fuel injection timing is indicate

Late fuel injection timing is indicated by （）Alower than normal cylinder pressure and low exhaust temperatureBlower than normal cylinder pressur...

6、With VIT unit the timing of fuel injec

With VIT unit the timing of fuel injection of an engine can be regulated automatically according to the （）.Aship draftBpitchCengine loadDoil viscosity