M30预应力孔道压浆配合比YpB¨Î
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水泥:1341kgYpB¨Î
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水用量:550kgYpB¨Î
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外加剂:9.387kgYpB¨Î
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水泥采用普通硅酸盐42.5R,外加剂参量0.7%,水灰比0.41YpB¨Î
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希望个位多多指教YpB¨Î
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