Àìtó ìbúgbà: nítorí pé agbára ìbúgbà ... https://www.yukerivet.com/news/how-to-solve-if-there-is-a-penetrating-cavity-left-in-the-riveting-body-after-riveting/ Àkókò ìfìwéránṣẹ́: Oṣù Keje-28-2022
