... 混凝土和易性 workability of concrete 混凝土化学 chemistry of concrete 混凝土缓凝剂 concrete retarder ...
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chemistry y of concrete 混凝土化学
This paper introduces the concrete application of comparison and induction in the organic chemistry teaching.
本文介绍了有机化学教学中“比较归纳”法的具体应用。
In view of that, I decide to do research into concrete practice in chemistry to search for the cause of chemistry learning disability and the strategies to solve it.
鉴于此，主试决定在我们化学学科当中、具体实践方面进行研究、探索中学生化学学习障碍的形成及相应解决策略。
Based on green chemistry and molecular design theory of concrete admixture, the cleaner synthesis of novel grafted polymeric concrete slump retaining agent has been studied.
以混凝土外加剂分子设计原理为指导，以绿色化学为基础，研究了新型接枝聚合物保坍剂的绿色合成工艺。
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