It shows that the shrinkage caused by the large content of cement can reduce by partial filling prewetting haydite in the high-strength and lightweight aggregate concrete.

 
  • 结果表明,通过在高强混凝土中掺加部分提前用水浸泡过陶粒的办法,可以减少高强混凝土因水泥用量过大而引起的较大收缩。
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