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brown coal 释义 褐煤:一种低能量、高湿度的煤炭,通常用于发电和供热。 例句 1·Victoria has quantities of brown coal . 维多利亚有着大量的褐煤。 2·But coal blend ratio should be less than 5% for higher content of brown coal ash. 但由于褐煤的灰分较高,所以配煤比例不宜超过5%。 3·The result show that the organic affinity of trace elements in brown coal is higher. 结果表明,有机态结合的微量元素在褐煤中含量比较高。 同义词 [矿物]褐煤 brown lignite
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