As the chief green plant in city, grassland not only have greatly economic benefit, but also good ecology and social benefit in heavy metal contaminated soil remediation.
草坪作为城市中主要的绿化植物，它在重金属污染土壤修复方面不但具有很大的经济效益，而且还具有很好的生态效益和社会效益。
Remediation has involved the identification of contaminated areas in the villages, removal of all contaminated soil, its disposal in secure landfill sites and its replacement with clean soil.
整治工作涉及到确认村庄里的污染区域，除掉所有受污染的土壤，将受到污染的土壤丢弃在安全填埋场并且用干净的土壤进行替换。
The results help us understand the photochemical reaction of organic pollutants in soil and provide us academic foundation for photochemical remediation of contaminated soil.
此研究结果有助于我们更好的了解土壤中有机污染物的光化学转化过程，并为今后利用光化学技术对有机污染土壤进行修复提供科学依据。
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