Joalo ka ha re tseba, ho itšeha ka tšepe ho tla hlahisa mocheso o mongata oa ho roala lisebelisoa le li-workpieces tsa deform. Hoa hlokahala ho sebelisa pholiso ho tlosa mocheso o sebetsang kapele le ho laola mocheso oa ho sebetsa. Leha ho le joalo, khohlano e matla pakeng tsa litšila tse pholileng le sesebelisoa le workpiece e tla senya boleng ba bokaholimo ba mochini, e khutsufatse bophelo ba lisebelisoa, hape e hlahise moholi o mongata oa oli ho silafatsa moea, mokelikeli o litšila le slag ho senya tikoloho.
Ka hona, ho ntlafatsa bohloeki ba ho itšeha mokelikeli le ho laola mocheso oa mokelikeli oa ho itšeha ho ka fokotsa ho hasana ha mamello, ho fokotsa lihlahisoa tsa litšila, ho ntlafatsa ts'ebetso ea lisebelisoa le ho ntlafatsa boleng ba machining ka katleho.
Ntle le moo, theknoloji e nepahetseng ea taolo ea mocheso e ka boela ea sebelisoa ho laola ka nepo ho senyeha ha likarolo tsa mocheso ho ntlafatsa ho nepahala ha machining. Ka mohlala, ho laola phetoho ea mocheso oa lisebelisoa tsa litšupiso tsa grinder ea gear ka hare ho ± 0.5 ℃ ho ka lemoha phetiso e se nang lekhalo le ho felisa phoso ea phetisetso; Phoso ea "screw pitch" e ka laoloa ka ho nepahala ha micrometer ka ho lokisa mocheso o sebetsang oa screw ka ho nepahala ha 0.1 ℃. Ho hlakile hore taolo e nepahetseng ea mocheso e ka thusa machining ho fihlela mochini o nepahetseng haholo o ke keng oa finyelloa ka mochini, motlakase, hydraulic le theknoloji e meng feela.