外加剂对混凝土性能的影响

On the performance of concrete affected by admixture

重点介绍了外加剂对混凝土抗冻性能的改善及LD型缓凝减水剂的技术效果。

Discussion is made on the admixture that improves the performance of concrete in aspect of frost resistance, and illustrated a LD type concreting water moderator.