充足 发表于 2025-3-23 13:17:14

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dapper 发表于 2025-3-23 16:56:31

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LAP 发表于 2025-3-23 19:00:07

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ARENA 发表于 2025-3-23 23:58:58

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圆锥体 发表于 2025-3-24 04:37:56

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瘙痒 发表于 2025-3-24 07:53:31

,A Comparative Study on the Cost–Benefit Analysis on Metal Recovery of WPCB Using Pyrometallurgy wits in precious metal recovery like Au, Ag, Pd and some rare earth metals. The metals recovered from the heat treatment process have market value and it can be sold into the market in an easier manner and it reduces the cost for further advanced purification of metals. Cost analysis helps in determini

混合 发表于 2025-3-24 14:31:24

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清楚 发表于 2025-3-24 18:26:28

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欢乐中国 发表于 2025-3-24 21:47:57

Waste Coal Utilization in India: A Review,advanced technologies, characterization of Indian waste coal (proximate and ultimate analysis) for the possibility of using waste category coal as a fuel. The review starts from basic aspects of the process such as important operating parameters than focus on comparative analysis of the utilization

半球 发表于 2025-3-24 23:40:51

Temporal Changes of Solid Waste at Limestone Quarries in and Around Yerraguntla, YSR District, A.P.es of 2006–2018 are used to demarcate the evolutionary changes in limestone waste disposal management and to understand the spatial and temporal changes that happened due to the changes by expanding the rock waste dump around Yerraguntla village, YSR district, A.P. Results revealed that the solid wa
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查看完整版本: Titlebook: Urban Mining and Sustainable Waste Management; Sadhan Kumar Ghosh Book 2020 Springer Nature Singapore Pte Ltd. 2020 Urban Mining.Sustainab