摘要
针对工程实际的要求，筛选了以磷酸盐为缓凝剂的３种类型的注浆浆液，采用正交法进行试验研究，并介绍了它们各自的性能特点。
Three kinds of grout with phosphate as their retarder are screened out by orthogonal experiment according to engineering requirement. Their performance and feature are introduced.
出处
《探矿工程》
1999年第4期38-39,共2页
Exploration Engineering(Drilling & Tunneling)
