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古代人怎么生火
更新时间: 2021-04-17 13:56:09  

1、折一根山麻木,把它弄成扁平的形状,在上面刻上一道浅的凹穴。

2、再折一根山麻木当棍子,人坐在地上,双脚踩住扁平的山麻木板,把棍子一端按在凹穴上,双掌握住来回搓动。

3、这样棍子末端与木板结合处发生剧烈摩擦,产生许多木屑,并因摩擦而生热,等碎木屑热到一定程度就会产生火星点燃木板旁易燃的干草或木屑粉,燃起火焰。

关键词: 古代人 怎么 生火

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