consolidating frontier defense
At the same time, migration to the mainland in Hexi 4 poor county, along the Yellow River to the west sinceshuo fang C (this Yongdeng County West), extensive military Dynasty, farmers combined with the military, consolidating frontier defense.
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consolidating frontier defense
巩固边防
以上为机器翻译结果，长、整句建议使用 人工翻译 。