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煤田地形地质图
tech. topographic-geologic map of coalfield; topographic-geological map of coalfield
煤田地形地质图以地形图为底图，反映地层、构造、岩浆岩、煤层、标志层以及其他矿产等煤田基本地质特征及相互关系的图件
expl. coal topographic-geological map

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