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coalfield是什么意思？

coalfield

相关单词 coalfields

例句

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。

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