搜索 - 科创

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材料是1.6毫米外径1.3毫米内径的电线管，非常小却推力极大，制作快速（比ABC大神的那个新手bp火箭帖子上的方法要快几倍，不过还是非常感谢abc的帖子提供的灵感），直接无外壳用发动机...

在介绍了一些小型发动机的制作技术后,补充一下火箭和伞降系统的制作. 时间原因,文字说明不是特别的详细,留空间给大家思考吧来个秀~~~~ 这个火箭装的发动机. 直径:20MM 长度:55M...

我发现在网上大家普遍使用三氧化二铁作为硝糖燃料的催化剂但是经过本人长达一个多月的测试，我认为可能加入氧化铜的效果可能更好（我不能确定它是否为该反应的催化剂，不能确定反应后质量与化学性质是否改变）。...

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