alumina production的用法和樣例：
例句
- The synthetic polymeric flocculant is an important additive for the red mud separation process in alumina production.
摘要合成高分子絮凝劑是氧化鋁生產(chǎn)過(guò)程赤泥分離工序的重要添加劑。 - At the same time, the rapid decline in sea freight imports a significant drop in the prices of bauxite, alumina production costs have also decreased accordingly.
同時(shí)，海運費快速下降導致進(jìn)口鋁土礦價(jià)格跌幅顯著(zhù)，氧化鋁生產(chǎn)成本相應也明顯下降。
