boghead-cannel的例句（boghead-cannel在句子中的用法）

• He travelled from New York to California via the Panama Cannel. 他经由巴拿马运河从纽约到加利福尼亚.
• There are intermediate varieties known as cannel coal. 有一些中间性的变种,叫做烛煤.
• Cannel coal is dull black. 烛煤呈暗黑色.
• Resinite is a rich n 1 aceral in Teriary humic coal, boghead - cannel coal and oil shale fromHuangxian Coalfield. 黄县煤田第三纪腐殖煤 、 藻烛煤、油页岩显微组分富含树脂体.