Any increase in the exhaust back pressure of a four-stroke/cycle diesel engine will ().
时间:2020-08-14 03:06:44 关键词:exhaust,back,pressureAny increase in the exhaust back pressure of a four-stroke/cycle diesel engine will ().
A.reduce engine horsepower output
B.aid in silencing the exhaust noise
C.increase the mean effective pressure
D.contribute to effective cylinder scavenging
答案解析
A
举一反三