Condensed silica fume is to be added to reduce the permeability of the concrete.

应掺加冷凝硅灰减小混凝土的渗透性.

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Comparisons between pastes with silica fume , and control pastes ( without RHA or silica fume ) are presented.

比较浆体与硅粉和控制膏 ( 无壳灰或硅粉 ) 提出.

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Therefore, cement asphalt paste with nano - silica fume can improve properties of Semi - Rigid Permeable Asphalt Concrete.

就整体而言, 含奈米矽灰之水泥沥青胶浆可改善透水性铺面之品质.

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