... powdered charcoal 木,炭粉 powdered aluminum 铝粉 powdered lime 粉末石灰,粉状石灰...
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aluminum magnesium alloy powdered 铝镁合金粉
powdered aluminum
粉铝
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Ammonium nitrate and powdered aluminum.
硝酸铵加铝粉。
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Two extracting methods of aluminum form powdered calcium aluminate are introduced. Based on the reaction principle, the advantages and disadvantages between the methods are remarked impersonally.
介绍了铝酸钙的两种溶出方法，从基本反应原理出发，客观地分析了二者的优缺点。
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