tabular alumina
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美
- 刚玉,金刚砂
双语例句
- Its main raw material is abayer alumina,which is electrically fused in high temperature.
白刚玉磨料是以氧化铝为原料，经高温熔炼而成。 - Brown Fused Alumina is made from high quality bauxite by fusing in an electric arc furnace at high temperature.
棕刚玉以铝矾土为主要原料，经高温熔炼而成。
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