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For the purpose of spatial distribution characteristics of heavy metal elements investigation, topographic analysis, land use status and irrigation water factors were analyzed with a view to detailed source identification of heavy metals. In this study, multivariate statistical analysis methods,...
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Purpose – The purpose of this paper is to find some feasible measures to solve the problems faced in China's renewable energy development and promote the industrial development of China's renewable energy. Design/methodology/approach – The paper summarises the status and studies the problems...
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