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
转的各类研究中,灰分是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.
在对转的各类研究中,灰分是不可缺少的影响因素一。
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