Proper filtering and straining of fuel oil is important because the （）.

Proper filtering and straining of diesel fuel is important because the.A. fuel o

[单选题]Proper atomization of fuel in diesel engine combustion chambers will （）.A . affect the injection pressureB . improve combustionC . reduce compression pressureD . decrease power output

[单选题]The fuel injector injects a fine spray of fuel into the hot air and combustion （）, producing much high pressure in the gases.A . has begunB . takes placeC . occursD . happe

A The fuel injection pump B The fuel feed pump C The fuel transfer pump D The fu

[单选题]Fuel injection systems meter fuel, atomize fuel, and （）.A . create turbulence in the combustion chamberB . aid in completing cylinder scavengingC . inject fuel at the proper timeD . minimize fuel penetration into the cylinder

[单选题]During the fuel injection period, fuel pressure must exceed cylinder gas pressure to （）.A . ensure penetration and distribution of the fuel in the combustion chamberB . ensure the needle valve is flushed clean during each injectionC . prevent combust

[单选题]Fuel injectors used in heavy fuel oil systems are usually provided with cooling to reduce（）.A . cold corrosion of the nozzlesB . fuel viscosity for better atomizationC . carbon accumulation on the nozzlesD . fuel detonation in the cylinder

Just before _ fuel is injected into the cylinder by the fuel injector.A. TDCB. L

[单选题]Proper lubrication of the main bearings is more easily obtained in a single acting, four-stroke/cycle diesel engine than in a tow-stroke/cycle diesel engine because________.A．The direction of pressure on the journal in four-stroke engine is continuou

[单选题]Procedures for the proper control and screening of checked baggage are designed to prevent ()from being introduced into the baggage compartment of an aircraftA．weaponsB．explosivesC．hair mouseD．ammunition