机制砂代替天然砂在泵送混凝土中的应用

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1002-5944|volume|8X|167-168

ISSN: 1002-5944

Source: 中国标准化, Vol.volume, Iss.8X, 2016-01, pp. : 167-168

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Abstract