A、be affected
B、affect
C、be effected
D、effect
更多“The fuel injection system is very important, so any trouble of it will （） the operation of the main engine.”相关的问题
A、create turbulence in the combustion chamber B、aid in completing cylinder scavenging C、inject fuel at the proper time D、minimize fuel penetration into the cylinder
A、A.assist in a quick cutoff of fuel injection B、B.allow oil backflow from the injector to the helix C、C.reduce fuel oil pressure between injection strokes D、D.meter the quantity of fuel delivered
A、quantity of fuel injected is decreased B、quantity of fuel injected will always be increased C、start of injection is advanced D、duration of injection will always be greater
A、deliver proper fuel quantity to the injection nozzle B、provide rapid fuel injection cutoff C、control fuel quantity entering the pump body D、control fuel pressure delivered to the combustion chamber
A、The amount of fuel injected will be increased B、The start of injection will be retarded C、The nozzle will permit fuel to dribble D、The spray pattern will be distorted
A、Fuel injection timing will change B、Nozzle operation will be unaffected C、Fuel will leak into the drain line D、Fuel will not be delivered
A、Quantity of fuel injected tends to be decreased B、Quantity of fuel injected will always be increased C、Start of injection tends to be advanced D、Duration of injection will always greater
A、erosion and cratering of the nozzle orifices B、fuel leakage into the nozzle drain line C、fuel leakage before and after injection D、insufficient fuel delivery though that nozzle
A、prolong the ignition delay period B、ensure the beginning of fuel injection C、thoroughly utilize the air charge D、allow controlled fuel combustion
A、excessively late fuel injection B、oil in the air charge C、water in the fuel D、injection continuing after the fuel charge is ignited
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