In the last dozen or so years, more than 2,500 defence technologies have been released for civilian use, greatly promoting technological progress and development in relevant fields.

　
英 美
  • 十多年來(lái)，已有2500余項國防科技成果解密轉為民用，極大地推動(dòng)了相關(guān)領(lǐng)域的技術(shù)進(jìn)步和發(fā)展。
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