Enwere ike idozi ngwa ngwa na mkpanaka piston na-enweghị ihe mkpuchi ọzọ.
Enwere ike ịmalite ya ozugbo n'ihi oghere ikuku
N'ihi geometry nke egbugbere ọnụ akara, enwere ike idowe ihe nkiri lubrication, ya mere esemokwu ahụ dị ntakịrị na ọrụ ahụ dị nro.
Enwere ike iji ya mee mmanu ikuku nwere mmanụ na ikuku ikuku na-enweghị mmanụ