“烛煤”怎么读？

“烛煤”的英语可以翻译为：candle coal，cannel coal，cannelite，rattler，cannel ...

烛煤呈暗黑色.Cannel coal is dull black.有一些中间性的变种,叫做烛煤.There are intermediate varieties known as cannel coal.投到开新矿、挖烛煤上头.The new mines. Cannel....