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额尔齐斯河源春季水化学及稳定同位素特征研究
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Study on the hydrochemical and stable isotope characteristics at the headwaters of the Irtysh River in spring
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图7. 河水Cl-与Na++K+的当量浓度比 |
Fig.7. Equivalent concentration ratio between Cl- and Na++K+ in river water |
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