Iryinyo ryinyo ryinyo niryo shya rishya ryashushanyijeho ubwoko bwubwoko bwose.Nibiri shingiro ryibikorwa bisanzwe byo kudoda kugirango hongerwe uburebure runaka bwibikoresho (nka EVA) kumyenda, nyuma yo kurangiza kudoda, ukoresheje ibikoresho bidasanzwe byo gusana no gusana no gushushanya urudodo kuri EVA, kuvanaho EVA ibikoresho, byaje ou kubushushanyo bwoza amenyo.