The acquisition of these achievements is related to the personnel tactics in southwest region in the Han dynasty.

而这些成就的取得，与汉王朝在西南地区的用人策略密不可分。

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During the period of the North dynasty, the tactics for the infantrymen defeating the cavalrymen became more mature, which was regarded as good for the military reforms by the North Wei and.

在北朝，步兵战胜骑兵的战术也在不断成熟，为西魏北周的军事变革所汲取。

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