• The preparations of solidified extra-fine sand coarse aggregates and the concrete made by the solidified aggregates were studied.

    以长江粉细砂制造固结集料及其配制混凝土进行了研究

    youdao

  • The preparations of solidified extra-fine sand coarse aggregates and the concrete made by the solidified aggregates were studied.

    以长江粉细砂制造固结集料及其配制混凝土进行了研究

    youdao

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