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古代报汛
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古代报汛
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理学
古代报讯
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transmission of flood message in ancient China
古代报汛
中国古代采用快于水流速度的方法,把汛期所观察到的河流上游涨水情况向下游和朝廷传递,以便加以防御的制度和措施。
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knowledge capital measurement method
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knowledge discovery from data, KDD
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