介绍了用硝酸及高氯酸处理试样后进行铁、铜含量的测定分析，方法简便，回收率高，分析结果令人满意。
Another pretreating method was that the sample was dissolved in nitric acid and perchloric acid. It proved that the method was simple and convenient with accurate results.
介绍了用硝酸及高氯酸处理试样后进行铁、铜含量的测定分析，方法简便，回收率高，分析结果令人满意。
Another pretreating method was that the sample was dissolved in nitric acid and perchloric acid. It proved that the method was simple and convenient with accurate results.
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