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strong recommending ball mill machine with optimal structure

Sep 01 2020 · BMbiochars were produced in a planetary ball mill machine biocharball mass ratio was 1100 Machine rotation was set at 300 rpm in ambient air for 12 h with direction altered every 3 h Obtained BMbiochar labeled as BMWS300 BMWS450 BMWS600 were stored in desiccators for further experiments 23 Characterization

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