recycled concrete meaning in English

回用混凝土

Frost resistance of recycled concrete with antifreeze
掺外加剂的再生混凝土抗冻性能研究
Technology and development of recycled concrete
再生混凝土技术与发展
Study on seismic behavior of recycled concrete frame joints
再生混凝土框架节点抗震性能研究
Technical and economical analysis on recycled concrete with composite aggregate
再生复合骨料混凝土的技术经济分析
Research on high strength high performance concrete made with recycled concrete aggregate
再生骨料高强高性能混凝土配制研究

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