搜索 - 科创

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个人用冰鞋实验这个构思的时候只走了不到100米，当然因为冰鞋的冰刀是金属的，所以重量比较大，如果换成塑料材质，效果应当是很理想的。传统雪鞋是一个曲别针形状的金属圈，走路时需要劈开双腿做骑马舞状，否则两...

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