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所属栏目：我爱发明
所属频道：CCTV-10科教
年份：2012
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简介：本系列节目主要内容：棠溪宝剑诞生于春秋时期的战争利器，失传了千年之后如今再现光芒，号称中华第一剑，而另一种是精心打造的藏刀，锐可砍树砍纸，本期节目为您讲述藏刀、棠溪宝剑的铸造传奇。收起
《我爱发明》 20120503 锐不可当（下）
《我爱发明》 20120502 锐不可当（上）
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