During the fuel injection period, fuel pressure must exceed cylinder gas pressure to （）.
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、If the diesel engine fuel injection ti
If the diesel engine fuel injection timing is changed to delay the start of injection until the pistons are at top dead center, the engine w...
3、An increase in the fuel injection pump
An increase in the fuel injection pump discharge pressure can be caused by a/an _______.Aleaking delivery valveBexcessive bearing end playCplugged injector spray holeDincreased plunger stroke
4、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
5、The fuel injection pumps on a diesel e
The fuel injection pumps on a diesel engine are controlled by a linkage system attached to the （）AcamshaftBcrankshaftCgovernorDflywheel
6、The high pressure in fuel injection sy
The high pressure in fuel injection system of the diesel engine is produced by the （）.Ainjector pumpBfuel injectorCgovernorDturbocharger