A.two to four months
B.four to six months
C.six to eight months
您可能感興趣的試卷
你可能感興趣的試題
A.controller
B.governor
C.instrument
D.apparatus
A.the heat compressed fuel/air mixture in the cylinder
B.the fuel igniter
C.the fuel injector
D.the fuel pump
A.leaky exhaust valve
B.increased scavenging air temperature
C.engine cylinders not scavenged sufficiently
D.water in the fuel oil
A.cylinder covers
B.lubricating space
C.crosshead
D.exhaust manifold
A.combustion
B.condensation
C.charging
D.evaporation
最新試題
The highest pressure in a diesel engine cylinder normally occurs ().
What is the function of the thrust bearing?()
Routine monitoring of a diesel engine should include ().
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?()
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting ().
A thrust bearing is used with a propulsion diesel engine to ().
To determine if the lube oil filter elements need changing, ().
The main purpose of the piston oil scraper rings is to ().
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?()
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the ().