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在前人工作的基础上,我们从1965年开始对××铁矿张××低缓磁异常进行了研究,目的是对它重新进行评价.几年来,经过实践肯定了这个异常是由一个大型的磁铁矿矿床所引起的.一、张××異常研究程度
Based on the work of the predecessors, we started to study the low-Nil soft magnetic anomaly in XX iron ore from 1965 in order to re-evaluate it. In recent years, it has been confirmed by practice that this anomaly consists of a large Magnetite deposits caused by a. Zhang × × abnormal degree of research