This company was founded in 2000. Main management product sandcement sale work. Welcome the outstanding person from all walks of life to join.
此公司成立于2000年。主要经营产品沙子水泥销售工作。欢迎各界精英加入。
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The influence of different superplasticizers on drying shrinkage of mortar with the same water cement ratio and same sandcement ratio was investigated in this article.