Makasitomala ena anena kuti makina anu sangatsimikizire kuti palibe zolephera, zomwe mwina sitinganene, koma osatha kudwala, monganso ife anthu, komanso kusintha kwa. kotero chiopsezo chogula makina atsopano akadali opambana {}} pambuyo pa zonse, gulani makina atsopano
