Linux kernel newbies em português

The main bearings of ball mill must beequipped with reliable lubrication device in working process. Large ball millmainly adopts oil pump to take forced circulation lubrication; lubrication waysinclude hydrodynamic pressure way and static and dynamic pressure way.
Thehydrodynamic lubrication can be divided into oil pump feeding and oil ringfeeding forms old concrete crusher germany. Oil pumps feeding can be shown as following: