搜索 - 科创

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引用第17楼兰精灵笨笨于2009-10-03 18:01发表的 Re:将氢燃料电池设计成象一次性打火机或是冲汽式打火机怎么样,是不是相当方便!!可拿它来给什么供电呢?? ..

引用 mahlzeit:药柱总长26cm，内孔直径1.5cm，燃料外直径4.6cm 问下楼主，外直径4.6cm包括燃料外面的PVC的厚度吗？2段药柱之间用什么连接？

引用我说要有光:选址可以包一架高空飞机，到纬度低的地方释放火箭燃料方面个人建议还是以目前较为成熟可靠的固态燃料为主方向控制上，携带少量液态燃料可以作为姿态控制之用，因为不长时间工作，对发动机的要求也不高

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