搜索 - 科创

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RT，第一次画，画不好别pia一级箭体60cm，发动机KNDX+FE，直径5cm，长10cm二级箭体30cm，发动机KNDX+FE，直径5cm，长5cm （这个数据只是本人设想）另外不知喷口该开...

直接上图发动机数据直径：20mm总长：140mm燃烧室长度：90mm材料：430或316不锈钢扩张比：9喉口直径2mm内衬石墨衬喉打算使用RAP或AP-HTPB推进剂，有什么不对的地方欢迎砖拍

准备打算做一个全金属的发动机,又怕规格太大了爆炸,准备用PVC管做喷口地面测试,直到喷口能表现出最佳效果后,便加工金属发动机.先贴个图大家欣赏,参考.评论.(注:此发动机未经测试)

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