bituminous coal

常見(jiàn)例句

雙語(yǔ)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(guò)濾器的常規(guī)材料一直以來(lái)都使用煙煤做濾材，而西門(mén)子的一種新產(chǎn)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(lèi)技術(shù)在美國(guó)猶為重要，因?yàn)槊绹?guó)的電站都使用從懷俄明、蒙大拿州的粉河盆地開(kāi)采的大量亞煤煙煤。
• 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(jī)態(tài)砷含量較高，其中在褐煤和低煤級(jí)煙煤中，可提取出與腐殖酸和富里酸結(jié)合的砷。

權(quán)威例句

• The majority of coal produced domestically is of the bituminous and subbituminous variety.
  FORBES: Chinese Demand Will Drive This Wyoming Coal Stock
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