To improve the multipurpose utilization of slag.
加强对矿渣综合利用。
Some new technologies and products concerning patents are listed in the field of multipurpose utilization of the tailings, the industrial refuses, mudand garbage.
列举了非金属或金属尾矿、工业废渣、污泥、垃圾等综合利用的专利技术及产品。
Notable results have been obtained in the multipurpose use and recovery of mineral resources, and the rate of resources utilization has been gradually increased.
矿产资源综合利用和回收利用成效明显，资源利用率逐步提高。
Notable results have been obtained in the multipurpose use and recovery of mineral resources, and the rate of resources utilization has been gradually increased.
矿产资源综合利用和回收利用成效明显，资源利用率逐步提高。
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