The pump has a constant stroke and the amount of fuel delivered is regulated by rotating () which has a specially arranged helical groove cut into it.
时间:2020-08-13 23:37:52 关键词:amount,the,ofThe pump has a constant stroke and the amount of fuel delivered is regulated by rotating () which has a specially arranged helical groove cut into it.
A.the pump cylinder
B.the pump cam
C.the pump plunger
D.the pump miler
答案解析
C
举一反三