The research shows that the cement grinding aid can be made from the waste materials of chemical works such as glyceric distillation residue and compound glyceric distillation residue.

• 研究表明：利用轻化工厂甘油蒸馏残渣、复合甘油蒸馏残渣等下脚料做水泥助磨剂，能取得与三乙醇胺、三醋酸甘油酯相同的效果，且成本前者较后者低。