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据国外媒体报道,美国圣地亚国家实验室研究人员近日研制出一种可以自我导航的子弹,这种子弹将可广泛装备军队,从而提高射击的精准
According to foreign media reports, researchers at San Diego State Laboratory recently developed a self-navigable bullet that would allow a wide range of military equipment to improve the accuracy of the shot