结合区域地史资料分析，认为在滇西北成群产出优质富锰矿的可能性很小。
Combined with the analysis of area geological history, it can be concluded that there is little ore finding in the area.
西南部有丰富的资料表明，史沫特莱的《大地的女儿》准确地描绘了她力图实现这一美梦的辛酸遭遇。
Rich local materials in the Southwest indicate that Smedley's "Daughter of Earth" accurately portrays the bitterness she encountered trying to realize this dream .
根据煤和蒸发岩的地史分布等资料，说明一个海陆相对固定的大地构造模型更符合实际。
The distribution of coal and evaporite in geohistory suggests a geotectonic hypothesis of relatively fixed continents and oceans rather than a drifting model.
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