单项选择题
A.fuel droplets will burn as they leave the fuel injector
B.fuel will not be properly atomized in the cylinder
C.maximum expansion of the burned fuel cannot take place in the cylinder
D.compression pressure will be too low to cause fuel ignition
单项选择题 Misalignment of the drive shaft and propeller shaft flanges can be detected by using a dial indicator or （）
单项选择题 Some diesel engines are supercharged with a （）
单项选择题 Metal particles accumulated from the wearing of components in a diesel engine can result from lube oil that has been contaminated with（）.