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关君蔚
(1917-05~2007-12-29)中国水土保持学家,水土保持学科的开拓者和水土保持高等教育的奠基人。又名关枢。
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baking
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baking soda
baking technique of vacuum electronic device
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Bakken Shale
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Bakoye River
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Bakt Treaty
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Baku
bakufu politics
bakuhan system
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Bakun Mountain
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Balaban 10-cage graph
Balaban 11-cage graph
Balaban graph
Balaban index
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