"Head" is the Korean street hat fashion (Figure)
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Air-entraining agent is mainly used for admixture compounding, which can effectively reduce superplasticizer, improve the water retention, anti-seepage, anti-freezing and pumping performance of admixture products, effectively inhibit the secondary adsorption of cement particles, and reduce the slump and slump of concrete
Air-entraining Agent,air entraining agent,the use of air entraining agents in concrete
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