coalfield造句
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.
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 park lies on top of a
coalfield.
公园位于一片煤田上。