“high quality aggregate”的概念、定义、翻译、参考文献-科学参考

单词	high quality aggregate
释义	high quality aggregate Encyclopedia 工学骨料释 high quality aggregate高品质骨料颗粒级配、颗粒形状、坚固性、吸水率等主要技术指标均优于已有国家标准中的Ⅰ类砂、石要求的骨料。以适应高性能混凝土和易性以及大跨度、高耸结构和超高层建筑物泵送混凝土拌合物可泵性能的高要求，并能保证控制较低的浆骨比以稳定混凝土体积，降低开裂敏感性，满足耐久性要求。
随便看	research and development Research and development expenditures research and development for nuclear power research and development intensity research and development of compound medicine research and development of effective part research and development of natural medicine Research and development project evaluation and review research and judgement of police intelligence Research and Practice of Audience Survey in Modern Science and Technology Museum: A Case Study of Guangdong Science Center research and test reactors Research Assessment Exercise Research Associate Observatoire de Besancon research-based teaching Research Base of Giant Panda of Chengdu Research Center for Eco-Environmental Sciences,Chinese Academy of Sciences Research Center for Nuclear Physics,Osaka University research center for police education and training Research Center for the History of Ship-building Research Center of Pu Opera Art in Linfen City Research Center on Primary & Secondary Schools' Theatre Education Research Consortium on Nearby Stars Research Councils UK research department research design

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