有机螯合剂的高化学活性及对黄药的协同活化作用是提高黄药捕收性能的关健因素。
The chemical activity of organic chelating agent and its synergistic activation effect on xanthate are the key factors to improve the collecting property of xanthate.
阐述植物修复的基本内容，并重点介绍了植物组合技术在螯合剂——植物修复、基因工程——植物修复、电压——植物修复、化学改良剂——植物修复中的应用。
The basic contents of phyto-remediation and its combination technology of using plants and other means to remediate heavy-metal contaminated soil are introduced in this paper.
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