矿区土壤
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diggings soil
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The pollution of heavy metals from coal mine spoils piled perennially in diggings soil in Huainan where have been exploited for more than 100 years was studied.
以开采历史达百年煤炭城市-淮南矿区为例，研究煤矸石长期堆积对矿区土壤造成的重金属污染。
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