Official Answer
Answer
Gukwirakwiza cyane bibaho iyo impeta yaguwe (hanze) cyangwa yasezeranye (imbere) irenze imipaka yayo mugihe cyo kuyishyiraho. Ibi bivamo guhindagurika kwa plastiki ihoraho, bivuze ko impeta itazasubira kumurambararo wambere 'cling'. Mu mpeta yo hanze, ibi bisiga icyuho hagati yimiterere yimpeta nu munsi wa groove, bigabanya cyane umuvuduko wiziritse kandi bigatuma impeta ishobora kugwa munsi yinyeganyeza. Mu mpeta y'imbere, kurenza urugero bituma impeta 'irekura' muri bore, ishobora gutera kuzunguruka cyangwa gutontoma. Ba injeniyeri bagomba kwerekana diameter ntarengwa yo kwishyiriraho ku gishushanyo cyo guterana kugirango babuze abatekinisiye gukoresha imbaraga zikabije.
