high bituminous coal

常见例句

A brown coal, a high-volatile bituminous coal and a low-volatile bituminous coal were pyrolysed at a slow heating rate in a thermogravimetric analyser.
在热天平上采用慢速升温制备了褐煤、高挥发分烟煤和低挥发分烟煤的半焦。
The results show that at lower burn-off, the high content of Datong bituminous coal is favorable for preparing activated carbons with high iodine value and methylene blue value.
试验结果表明，大同烟煤配比较高时，有利于在低烧失率下制备高碘值、高亚甲蓝值的活性炭；
The Wangjiapu coal measures are controlled by structure of moderate complexity, and are extremely irregular and composed of bituminous coal with high sulfur and low ash content;
王家铺煤组属构造中等、煤层极不稳定型，煤质为高硫、低灰份之烟煤；