Aluminac艾留米奈克铝合金,阿尔帕克斯铝合金aluminan.矾土；氧化铝alumina modification铝盐改性alumina hollow fiber氧化铝中空纤维alumina ceramic core氧化铝陶瓷型芯alumina micro powder氧化铝微粉alumina and magnesia铝镁片alumina ceramic bite矾土陶瓷车刀alumina bubble brick泡沫矾土砖,氧化铝空心球砖Alumina ceramic body氧化铝陶瓷坯体alumina nanopartiele纳米氧化铝alumina gel-casting氧化铝凝胶