In this regard,several air entraining agents(AEAs) and air void controllers(AVCs) were investigated with respect to their effects to improve air void parameters in the paper.

 
  • 为此,本文研究了几种引气剂(A EA)和孔隙质量控制剂(A VC)在改善硬化混凝土气泡参数时所起的作用。
今日热词
目录 附录 查词历史