Kuwombera kumatchedwanso kubereka, ndipo anthu ena amachitchanso: kunyamula mozungulira, kunyamula.Mayina achingerezi ndi awa: slewing bear, slewing ring bear, turntable bear, slewing ring.Ma bere a Slewing amagwiritsidwa ntchito kwambiri m'makampani enieni.Iwo amatchedwa "malo olumikizirana makina".Ndi malo amakina omwe amafunikira kusuntha kozungulira pakati pa zinthu ziwiri, komanso amayenera kunyamula mphamvu ya axial, mphamvu ya radial, ndi mphindi yopendekera nthawi imodzi.Chofunika kwambiri kufala chigawo chofunikira.Ndi chitukuko chofulumira cha makampani opanga makina, mayendedwe opha anthu akhala akugwiritsidwa ntchito kwambiri pazida zam'madzi, makina opangira uinjiniya, makina opanga makina opepuka, makina azitsulo, makina, makina opangira mafakitale ndi mafakitale ena.