搜索 - 科创

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随着我的火箭更新迭代，小发动机已经不足以满足我的需求，迫切需要一个大尺寸发动机。此次旨在制作出一种35-200mm 200N推力的半金属发动机，为之后的探空火箭、二级火箭做准备。在此之前，我已经制作了...

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