Makina opangira njanji ndi makina omwe amagwiritsidwa ntchito popanga njanji zamanjanji.Ndi makina opangira mpukutu omwe amapanga mapepala achitsulo kukhala mizere yayitali yopitilira yofanana.Njirayi imaphatikizapo kudyetsa zitsulo zachitsulo kudzera m'magulu odzigudubuza omwe amapindika pang'onopang'ono ndikupanga zinthuzo kukhala mbiri yomwe mukufuna.Njira zosiyanasiyana zopangira ndi makina amatha kuphatikizidwa mumakina opangira ma orbital roll kuti muchepetse ntchito zopanga.
Pogwiritsa ntchito bwino komanso magwiridwe antchito osayerekezeka, makina athu opangira ma orbital roll asintha momwe mumaganizira za zitsulo.Ukadaulo wathu wotsogola komanso akatswiri odziwa zambiri amatsimikizira kuti mumapeza zotsatira zomwe mukufuna nthawi ndi nthawi.