（1）活性混合材（active addition） 本身与水反应很慢，但当磨细并与石灰、石膏或硅酸盐水泥熟料混合，加水拌和后能发生化学反应，在常温下能缓慢生成具有水硬性...
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... 活性混合材料 active addition 非活性混合材料 inactive addition 火山灰质混合材料 pozzolanic addition ...
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active addition agent 活性添加剂
active addition amount 有效添加剂量
·2,447,543篇论文数据，部分数据来源于NoteExpress
In addition, active strategies are always more complex than a passive index fund strategy.
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In addition, physically active kids do better in school, with studies showing that physical activity enhances important skills, like concentration and problem solving, which have been shown to improve academic performance.
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