A gudgeon pin in a trunk piston may be free to float and rotate with () to limit axial movement.
时间:2020-05-11 05:23:40 关键词:may,piston,freeA gudgeon pin in a trunk piston may be free to float and rotate, with () to limit axial movement.
A.split pins
B.crankpins
C.dipsticks
D.circli
答案解析
D
举一反三