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所属栏目：我爱发明
所属频道：CCTV-10科教
年份：2011
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简介：三国时期蜀国的诸葛亮制作了一种连弩，称作元戎弩，一次能发射十支箭，火力很强，但是体积、重量偏大，单兵无法使用，主要用来防守城池和营塞。后来大发明家马钧欲对其进行改进，使之成为一种五十矢连弩，威力更大收起
《我爱发明》 20110929 魔力发明秀 52 回到冷兵器时代
《我爱发明》 20110918 强弩神车
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