想让一枚子弹始终能够命中目标,包括远在几百米外的目标,那简直就像是科学幻想。就算配备最精良装备的最优秀的顶尖射手,也不能像狙击手们说的那样每击必中。美国国防先进研究项目局(Darpa)选中了美国Teledyne公司参与其于2008年开始的极度精确武器研究项目(Exacto)。而在去年9月,Teledyne公司宣布首批能够自主飞向目标的子弹样本实验已经获得成功。发布在美国国防先进研究项目局网站上的一个视频显示,就算射击时 The idea of ​​trying to get a bullet to hit the target, including a few hundred meters away, is almost like science fantasy. Even the best top shooter with the best gear does not have to hit every hit as the snipers say. Darpa selected the U.S.-based Teledyne to participate in its Exacto Exacto program, which began in 2008. And in September last year, Teledyne announced that the first bullet-based experiments that could fly autonomously to its target had been successful. A video posted on the U.S. Defense Advanced Research Projects Agency website shows that even when shooting