Mu bikoresho byo mu miyoboro nk'inkokora, kugabanya, tees, n'ibicuruzwa bya flange, "nta kashe" na "kugororoka kugororotse" ni uburyo bubiri bukoreshwa mu gukora imiyoboro, bivuga uburyo butandukanye bwo gukora imiyoboro ifite imiterere itandukanye kandi ikoreshwa. Nta nkomyi Hariho ...
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