• The compositions of S, F, Hg in soil near gangue pile in Laiwu coal field are higher than contrast point, but lower than background value of soil composition in Shandong Province.

    莱芜煤田矸石附近土壤中的成份对照点偏高,低于山东省土壤成份背景

    youdao

  • The compositions of S, F, Hg in soil near gangue pile in Laiwu coal field are higher than contrast point, but lower than background value of soil composition in Shandong Province.

    莱芜煤田矸石附近土壤中的成份对照点偏高,低于山东省土壤成份背景

    youdao

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