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Research on Heavy Metal Pollution in the Soil in Railway Freight Yard

GU Chao-jun~1,JIAG Hai-bo~2,SONG Jun~2,GUO Huai-yong~2(1.Liaoning Provincial Environmental Engineering Assessment Audit Center,Shengyang 110031,China;2.Energy Saving & Environmental Protection & Occupational Safety and Health Research Institute,China Academy of Railway Sciences,Beijing 100081,China)  
The transport of heavy metal ores may pollute the soil in the freight yard.This article makes experimental analysis on the pollution status of railway soil,introduces the harm of soil pollution and summarizes the present soil remediation technologies both at home and abroad.Based on the actual conditions of railway freight yards,it has put forward the methods for remediation of soil polluted by heavy metals.
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