When in preparation, the raw materials after drying over a fire are mixed according to the mix ratiobyweight, smashed into the powder and passed through the 80 mesh screen.
制备时将所述的原料焙干后按照重量配比混合,粉碎成粉末,过80目筛即可。
2
The application of TOPSIS method in seeking the optimum mixture ratio of blended coal is described in much detail by confirming the weight of index with entropy.