单选题In a two-stroke/cycle diesel engine, the exhaust gases are expelled from the cylinder by the()Aexhaust manifoldBvalve bridgeCpressure of the fresh air chargeDvalve adjusting gear

单选题
In a two-stroke/cycle diesel engine, the exhaust gases are expelled from the cylinder by the()
A

exhaust manifold

B

valve bridge

C

pressure of the fresh air charge

D

valve adjusting gear


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