单项选择题
A.inside micrometer B.feeler gauge and straight edge C.adjustable trammel D.sighting device
Some diesel engines are supercharged with a （）A.slam ch...
单项选择题Some diesel engines are supercharged with a （）
A.slam charger B.turbocharger C.fuel atomizer D.fuel injector
Metal particles accumulated from the wearing of compone...
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（）.
A.abrasive particles B.metallic oxides C.corrosive acids D.any or all of the above
In a diesel engine, late fuel injection is indicated by...
单项选择题In a diesel engine, late fuel injection is indicated by black or gray exhaust smoke with（）
A.low firing pressure B.low exhaust temperature C.mechanical knock in each cylinder D.fuel knock in each cylinder
