blended coal短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 掺合煤 M of Huainan Coal, three grading size schemes are used to compare the features of coal water slurry of Huainan single coal and blended coal with different grading sizes. 为了研究粒度级配对淮南煤成浆性能的影响,采用三种粒度级配方案,对淮南煤单煤及配煤成浆性能进行比较。 dictall