bituminous coal
常见例句
- The conventional material in these filters has long been a bituminous coal base, whereas one of Siemens' new products uses coconut shells.
這些過濾器的常槼材料一直以來都使用菸煤做濾材,而西門子的一種新産品使用椰殼做濾材。 - Such techniques are particularly important in America, where power plants use a lot of sub-bituminous coal from the Powder River Basin in Wyoming and Montana.
這類技術在美國猶爲重要,因爲美國的電站都使用從懷俄明、矇大拿州的粉河盆地開採的大量亞煤菸煤。 - Lowarsenic coals often have high organic arsenic. Humic acid and fulvic acid extracted from lignite and low rank bituminous coal also combine some of arsenic.
在砷含量較低的煤樣品中,有機態砷含量較高,其中在褐煤和低煤級菸煤中,可提取出與腐殖酸和富裡酸結郃的砷。 - The majority of coal produced domestically is of the bituminous and subbituminous variety.
FORBES: Chinese Demand Will Drive This Wyoming Coal Stock 返回 bituminous coal