搜索 - 科创

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首先，燃料被活塞压缩，其中有很少的一部分流入到活塞背面的空腔，平衡压力，这部分燃料先通过一个压片的缝隙，减压成为气体。再通过控制通过电磁阀进入活塞另一边的空腔。

难点1：高比冲燃料设计包括高能燃料的配方，燃料柱的制作工艺。要有较高的效率，燃料比冲起码达到200以上。军用燃料例如改性DB，业余条件很难保证安全。AP燃料在...

三种火箭燃料燃料A Mg 5%（BP总重量比） KN 60% S 15% C 25% 燃烧后火星大，残渣多燃料B（在A基础上加配C、S、K） Mg 2.5~3%（BP重量比）其它与

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