镜煤是腐殖煤的一种，呈黑色，光泽最强，低变质煤，接近玻璃光泽，所以称镜煤。
n. vitrain ; xylovitrain
misc. specular coal
液化试验结果表明，镜煤的油收率和转化率都要高于丝炭。
The liquefaction experiment results showed that the oil production rate and conversion rate of the vitrain would be higher than the fusain.
选择神府矿区柠条塔煤中的镜煤、亮煤和暗煤进行了制水煤浆试验。
The paper had a coal water mixture test with vitrain coal, bright coal and dull coal from Ningtiaota coal in Shenfu mining area.
镜煤和丝炭的液化水产率非常接近，其部分原因归因于二者所含的羟基强度近似相等。
The liquefied water production rate of the vitrain and fusain would be approximately equal and due to the partial reason, the hydroxyl strength of the vitrain and fusain would be approximately same.
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