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    youdao

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    Analysis of recycling fiber line is run in detail, especially in pulping, screening and flotation. The trend of development in these sections is introduced in this paper.

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    Points out that refining of the clean steel by multi-stages and processes and production of the steel on a large-scale production basis are inevitably the trend of development.

    youdao

  • 指出工序分阶段精炼大规模经济地生产纯净一种发展趋势

    Points out that refining of the clean steel by multi-stages and processes and production of the steel on a large-scale production basis are inevitably the trend of development.

    youdao

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