The ash matter of coal is one of main effect factors in various coal researches.In this paper, five methods of acid washing to deash coal were studied.
在对煤优化转化的各研究中,不可缺少的影响因素一。
The ash matter of coal is one of main effect factors in various coal researches.In this paper, five methods of acid washing to deash coal were studied.
在对煤优化转化的各研究中,不可缺少的影响因素一。
声明:以上例句、词性由互联网资源自动生成,部未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。