黄河宁蒙段沉积物地球化学元素组成及分布特征
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Geochemical element composition and spatial distribution characteristics of sediments in the Ningxia-Inner Mongolia section of the Yellow River
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图3. 黄河宁夏段周边不同源区沉积物化学元素对比 |
Fig.3. Chemical elements of sediments collected from different source regions at the Ningxia section of the Yellow River, normalized to the upper continental crust standard |
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