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Get PriceWhen the RA content increased from 0 to 100%, the drying shrinkage rate of concrete gradually increased . In a matrix containing 100% RA, the drying shrinkage rate of the RAC after 180 d was 70% higher than that of a reference group . The use of RA increases the amount of cement paste (both old and new) in the matrix.
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Get PriceAuthor affiliation:(1) The Key Laboratory of Special Purpose Equipment and Advanced Processing Technology, Ministry of Education, Zhejiang University of Technology, Hangzhou, China Corresponding author:Zhang, Libin Source title:Nongye Gongcheng Xuebao
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Get Price2017-5-4 · where (W_{ m b}) is the weight of the harvested and oven dried biofilm blend, the mixture of algal biomass, and lignocellulosic carriers; (W_{ m t}) is the weight of the tested carriers before cultivation ((W_{ m t} = 0) for PMMA); (alpha) is the material mass loss rate (1–6.5%) which listed in Additional file 1: Table S1, preliminary study found that there had a slightly mass ...
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