coalfield的例句（coalfield在句子中的用法）

• Survey of XiShan coalfield geology, analyze coalform, improve of geology exploration means. 西山煤田地质概况, 成煤模式分析,煤田地质勘探方法的改进.
• The Permian in Huainan coalfield is a set of deltaic coastal deposition. 淮南煤田二叠系是以三角洲—滨岸平原相为主的沉积.
• 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.
• The park lies on top of a coalfield. 公园位于一片煤田上。