A.greater high temperature strength
B.better heat conductivity
C.greater weight per cubic inch
D.increased resistance to wear
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A.Atomization
B.Metering
C.Effective stroke
D.Penetration
A.fine atomization
B.high temperature
C.good mixing of fuel and air
D.all of the above
A.Rapid increase in temperature with constant pressure
B.Rapid increase in pressure with constant temperature
C.Rapid increase in pressure and temperature
D.Rapid increase in volume and decrease in pressure
A.turbocharger stalls
B.exhaust pressure increases
C.air charge density decreases
D.scavenge effect increases
A.facilitate the installation of piston rings
B.allow for the expansion of the piston during operation
C.prevent crankcase vapors from entering the combustion chamber
D.reduce wearing of the upper cylinder liner
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