The position of the piston parts in relation to each other is secured by means of () and a dowel pin in the crown.
时间:2019-04-14 00:54:20 关键词:in,parts,toThe position of the piston parts in relation to each other is secured by means of () and a dowel pin in the crown.
A.bosses
B.through bolts
C.machine-turned recesses
D.long stud
答案解析
C
举一反三