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But, there is certainly too little research on contrast the main sources additionally the nested structure at various scales. In this study, two spatial degree scales had been taken due to the fact research objects, the results revealed that, (1) the purpose surpassing standard price of As, Cr, Ni, and Pb is higher at the whole town scale; (2) As and Pb, while Cr, Ni, and Zn, have actually weaker spatial variability in the whole scale and surrounding the pollution sources, correspondingly; (3) the share of thi