● 向商标局提出注册商标转让申请的人应当是 （15） 。 （15）A．转让人 B．受让人 C．商标注册人 D．转让

High exhaust back pressure will result in an increase in .

A.turbocharger efficiency

B.engine power output

C.carbon deposits on fuel injectors

D.cylinder scavenging

Excessive diesel engine back pressure may be an indication of _____.

A.carbon buildup in the exhaust manifold

B.overcooling of the exhaust manifold

C.eroded muffler baffle plates

D.high injection pressure

In a diesel engine, blow-by__________.

A.increase exhaust back pressure

B.causes excessive crankcase pressure

C.can only be detected by a compression check

D.decreases fuel consumption

A.provide exhaust back pressure

B.prevent exhaust smoke emissions

C.power a reciprocating supercharger

D.muffle exhaust gas noise

A.Advanced ignition

B.Clogged air intake

C.Leaky exhaust valve

D.High exhaust pressure

A.Indicated exhaust pressure readings will increase

B.Pyrometer responses will be retarded

C.Indicated cylinder temperature readings will increase

D.Indicated firing pressure readings will increase

A.Constant volume

B.Constant pressure

C.Pulse pressure

D.Radial flow

A.decrease in maximum cylinder pressure

B.increase in ignition lag

C.decrease in fuel consumption per horsepower-hour

D.decrease in exhaust manifold pressure

A.incorrect injection timing

B.low exhaust back pressure

C.floating exhaust valves

D.excessive cranking speed

High firing pressures and low exhaust temperature in a diesel engine may resultfrom().

A.decreased piston to cylinder head clearance

B.increased exhaust system back pressure

C.early fuel injection timing

D.low scavenge air temperature