bituminous coal

基本解释

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

a soft black coal, rich in volatile hydrocarbons, that burns with a smoky yellow flame. Fixed carbon content: 4686 per cent calorific value: 1.931073.63107 J/kg (Also called soft coal)

菸煤
This investigation is about the influence of fatty acid used as the promoter on the product of bituminous coal oxidation by oxygen and alkaline solution acting in an autoclave.
採用高壓釜實騐，研究菸煤在堿性介質中氧氣氧化時加入有機脂肪酸促進劑對産品生成的影響。
能源科學技術
菸煤
瀝青煤

菸煤
Iodine levels increase from lignite through subbituminous coal and bituminous coal to anthracite,it indicates that coal adsorbed excess iodine from the hydrothermal fluids during the process of metamorphism,including geothermal metamorphism and telemagmatic metamorphism.
從褐煤、亞菸煤、菸煤到無菸煤,碘的含量越來越高,表明在變質作用(含深成變質作用和區域巖漿熱變質作用)過程中煤吸收了熱液流躰中的碘。