When the low water - cement ratio gets off, concrete self - desiccation shrinkage produces easily.

低水灰比下, 混凝土的自缩现象很容易发生,从而加大了混凝土开裂的可能性.

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It is no use to increase the water - cement ratio. 2.

单纯加大浆液水灰比来提高灌入能力, 不会起到多大作用.

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This procedure ignored entirely the importance of the water - cement ratio.

这一过程完全忽视了水灰比的重要性.

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Filtering concrete is low bleeding concrete with high water cement ratio and high fluidity.

滤水混凝土是一种微泌水、大水灰比、大流动性混凝土.

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High water cement ratio during construction and low water cement ratio during solidification are realized.

实现了混凝土大水灰比施工、小水灰比固化.

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