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

[单选题]The amount of fuel injected in a particular time, or degree, of crankshaft rotation is termed （）.A . meteringB . timingC . rate of injectionD . rate of distributio

[单选题]The fuel injector pump is operated by （） which drives the plunger up and down.A . a separate motorB . a camC . a generatorD . a chai

[单选题]F．uel droplets injected into a diesel engine cylinder must have adequate penetration to ____.A．prolong the ignition delay periodB．ensure the beginning of fuel injectionC．thoroughly utilize the air chargeD．allow controlled fuel combustion

[单选题]When fuel is injected late into a diesel engine cylinder_______.A．the exhaust will be clearB．fuel consumption will be lowC．all the fuel will be burned at top dead centerD．fuel consumption will be high

[单选题]Generally speaking，the fuel injected into a marine diesel engine combustion chamber is ignited by（）.A . spark plugsB . glow plugsC . heat of compressionD . a magneto

During ______ fuel is injected and burnt.A. the suction strokeB. the power strok

[单选题]Indirect cooling of fuel injector nozzle holders for diesel engines is accomplished primarily byA．heat conduction into the injected fuel oilB．heat conduction into the water jacket wallC．water circulation through passages in the holderD．fuel oil circu

[单选题]Indirect cooling of fuel injector nozzle holders for diesel engines is accomplished primarily by （）.A . heat conduction into the injected fuel oilB . heat conduction into the water jacket wallC . water circulation through passages in the holderD . fu

[单选题]The plunger in the fuel injector pump, usually operated by a （）, is driven up and down when working.A . crankshaftB . camshaftC . piston rodD . rack and pinio

[单选题]Fix the fuel injector into （） after repair.A . the cylinder linerB . the cylinder coverC . the cylinder jacketD . the pisto