單項(xiàng)選擇題

A leaking diesel engine fuel injector will cause（）

A.prolonged maintenance intervals
B.improved atomization
C.greater fuel economy
D.incomplete combustion

你可能感興趣的試題

The relative air pressure in the inlet manifold of a turbocharged diesel engine is usually（）

A.greater than the average exhaust manifold pressure
B.less than the average exhaust manifold pressure
C.greater at the turbine wheel than at the impeller
D.greater at reduced engine speed

單項(xiàng)選擇題

A sudden decrease in the diesel engine lube oil viscosity could be an indication of（）

A.loss of additives from the lube oil
B.carbon deposits in the lube oil
C.excessive centrifuging
D.excessive fuel dilution

无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

A leaking diesel engine fuel injector will cause（）

你可能感興趣的試題

The relative air pressure in the inlet manifold of a turbocharged diesel engine is usually（）

A sudden decrease in the diesel engine lube oil viscosity could be an indication of（）