The camshaft on a four-stroke/cycle diesel engine provides a means to operate the ().
时间:2020-08-14 02:50:40 关键词:four,stroke,cycleThe camshaft on a four-stroke/cycle diesel engine provides a means to operate the ().
A.fuel injectors
B.exhaust valves
C.intake valves
D.all of the above
答案解析
D
举一反三