• Hollow columns were made with sand-cement grout as test samples, on which the failure characteristic was studied in the condition of tri axis hydraulic fracturing.

    选用水泥砂浆作为试验材料,研究水力劈裂条件下破坏特征

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  • In order to improve crack resistance of concrete, test and analysis are made on the influence of mineral compositions of cement on brittleness of sand grout.

    为了提高混凝土性能,本文主要从水泥矿物成分对砂浆脆性影响进行试验研究分析。

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  • It is suggested to rein - force local bearing wall's strength by raising up the grade of cement sand grout.

    建议提高砂浆强度等级砖砌体局部加强强度。

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  • It is suggested to rein - force local bearing wall's strength by raising up the grade of cement sand grout.

    建议提高砂浆强度等级砖砌体局部加强强度。

    youdao

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