The theoretical analysis and the studies on the feasibility on the basis of a series of experiments utilizing manganese slag as retarder in stead of gypsum in cement manufacture were carried out.
英
美
- 对废锰渣用于水泥缓凝剂进行了理论分析,试验研究了废锰渣替代石膏作水泥缓凝剂的可行性。