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汉语拼音：yǎng huà lǚ

化学式al2o3。白色晶状粉末。不溶于水及一般有机溶剂。为典型的两性氧化物。自然界以刚玉形式存在。用以冶炼金属铝，作吸附剂、耐火材料及填料。刚玉极硬，可制钻头、砂轮、轴承等。

• The invention relates to a selective hydrodesulfurization catalyst of a combined alumina base and a preparation method thereof.

  本发明涉及一种组合氧化铝基的选择性加氢脱硫催化剂及其制备方法。

• Alumina is an extensively used catalyst and carrier, it is often obtained commercially by baking pseudo -boehmite(PB) on high temperature.

  氧化铝是一种应用很广的催化剂及载体，工业上一般由拟薄水铝石（PB）高温焙烧得到。

• The researchers are trying to replace the indium oxide with cheaper oxides like aluminum oxide, which possesses similar properties.

  研究人员们正在试图用具有类似性质的、较为便宜的氧化物像氧化铝来取代氧化铟。

• ALUMINIUM OXIDE PRIMARILY USED FOR THE PRODUCTION OF ALUMINIUM. DETERMINATION OF SODIUM. FLAME SPECTROPHOTOMETRIC METHOD (EMISSION).

  主要用于铝生产的氧化铝.钠的测定.火焰分光光度法（发射）

• ALUMINIUM OXIDE PRIMARILY USED FOR THE PRODUCTION OF ALUMINIUM. DETERMINATION OF BORON. CIRCUMIN SPECTROPHOTOMETRIC METHOD.

  主要用于铝生产的氧化铝.硼的测定.姜黄分光光度法

• ALUMINIUM OXIDE PRIMARILY USED FOR THE PRODUCTION OF ALUMINIUM. DETERMINATION OF AN ADSORPTION INDEX.

  主要用于铝生产的氧化铝.吸收指数的测定

• ALUMINIUM OXIDE PRIMARILY USED FOR THE PRODUCTION FO ALUMINIUM. DETERMINATION OF MANGANESE CONTENT. FLAME ATOMIC ABSORPTION METHOD.

  主要用于铝生产的氧化铝.火焰原子吸收分光光度法

• ALUMINIUM OXIDE PRIMARILY USED FOR THE PRODUCTION OF ALUMINIUM. DETERMINATION OF ABSOLUTE DENSITY. PYKNOMETER METHOD.

  主要用于铝生产的氧化铝.比重的测定.比重瓶法

• But, perhaps recognizing China's impact, a market price offers a way of at least monetizing the extra value in alumina.

  不过，或许是意识到了中国对世界铝业的冲击，市场价格提供了一种至少可使氧化铝剩余价值货币化的方法。