SR is effective to almost all type of concrete regardless of the mix proportion of concrete.

除了混合配比的混凝土外,SR几乎对所有类型的混凝土有效.

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By rationally selecting concrete components and optimizing concrete mix proportion, high quality self - compact concrete was produced.

通过对混凝土原材料的优选和配合比的优化, 配制出了高品质的自密实混凝土.

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The main part of this paper focuses on the SMA mix proportion design.

文章的主要部分为SMA配合比设计比较.

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Through selecting and optimizing, the mix proportion of plastic concrete for core wall was recommended.

通过墙体材料筛选优化, 推荐的塑性混凝土具有能适应堰体要求的各种性能.

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The selection of mix proportion design parameter different from common concrete was probing into, too.

并探讨其不同于普通混凝土的配合比设计参数的选定.

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