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比较了杜仲及其炮制品中锌、锰、铜、铁、钙、磷、铅等7种微量元素的含量。并依此实验结果对杜仲炮制意义进行讨论。
The contents of seven trace elements such as zinc, manganese, copper, iron, calcium, phosphorus and lead in Eucommia ulmoides and its processed products were compared. Based on this experimental result, the significance of processing of Eucommia was discussed.