offscum meaning in English
废渣
泥渣
Examples
- Developing , accident analyzing , repairing and strengthening of concrete & concrete products ; development and application technology of concrete admixtures ; integrate utilization technology of offscum
混凝土及其制品的研制、事故分析和修补加固，混凝土外加剂及应用技术，废渣综合利用技术。