high bituminous coal

基本解释

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.
在熱天平上採用慢速陞溫制備了褐煤、高揮發分菸煤和低揮發分菸煤的半焦。
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.
試騐結果表明，大同菸煤配比較高時，有利於在低燒失率下制備高碘值、高亞甲藍值的活性炭；
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;
王家鋪煤組屬搆造中等、煤層極不穩定型，煤質爲高硫、低灰份之菸煤；