Scavenging in a four-stroke/cycle diesel engine occurs during the ().
时间:2020-08-14 02:18:32 关键词:stroke,cycle,fourScavenging in a four-stroke/cycle diesel engine occurs during the ().
A.last part of the exhaust stroke, and the first part of the intake stroke
B.last part of the intake stroke only
C.early part of the injection stroke only
D.early part of the power stroke
答案解析
A
举一反三