Compared with old cement concrete pavement, this material has better cohesiveness, strength, toughness, freezing-resisting property and water-resisting property.

 
  • 此种材料同原有水泥混凝土路面的粘结性能强,强度上升快,韧性大,抗冻性好,防水抗渗;
今日热词
目录 附录 查词历史