• Based on screening and sampling, properties of trass and trass concrete in Ximeng area of Inner Mongolia was studied.

    通过分选,对内蒙古锡盟地区大量蕴藏火山渣火山渣混凝土进行了材料性能实验研究。

    youdao

  • Based on screening and sampling, properties of trass and trass concrete in Ximeng area of Inner Mongolia was studied.

    通过分选,对内蒙古锡盟地区大量蕴藏火山渣火山渣混凝土进行了材料性能实验研究。

    youdao

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