中更新世以来的哈尔滨黄土物源变化
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汪进秋 1( ), 谢远云 1,2( ), 康春国 3, 迟云平 1,2, 孙磊 1, 吴鹏 1, 魏振宇 1
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Changing provenance of Harbin loess since the Middle Pleistocene: evidence from TIMA automated quantification of minerals
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Jinqiu Wang 1( ), Yuanyun Xie 1,2( ), Chunguo Kang 3, Yunping Chi 1,2, Lei Sun 1, Peng Wu 1, Zhenyu Wei 1
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图4. 哈尔滨黄土上、下部地层PCA物源判别图解
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Fig.4. PCA provenance discrimination of the upper and lower strata in Harbin loess
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