Aluminum oxide

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Aluminum oxidekheng-gîn kap ióng ê hòa-ha̍p-bu̍t, hòa-ha̍k-sek Al2O3 . Tī khòng-gia̍p, tô-chû, kap châi-liāu kho-ha̍k chia-ê thoân-thé, mā tiāⁿ-tiāⁿ kā kiò-chò alumina.