Study was made of auxiliary-plasticizing effects of 5 retarders on cement-superplasticizer-retarder ternary compound.

  • 研究了5种缓凝剂在水泥、 高效减水剂 和缓凝剂三元复合体系中的辅助塑化效应.

  • 互联网摘选 2025-01-19 09:42:37

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