1. Kumenyekanisha imiyoboro ya Carbone Ibyuma bya Carbone, uruvange rwicyuma na karubone, nibintu byingenzi mubikorwa byinganda.Byahiswemo kuringaniza kuramba, malleability, hamwe nigiciro-cyiza.Muburyo bwa pipe, cyane cyane variant ya 8-cm, ihinduka umugongo muri sisitemu ...
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