搜索 - 科创

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引用第6楼black于2009-12-04 22:02发表的 :比冲也就是喷气速度可以通过推力核燃料质量计算出来的试一试看下喷气速度过了340没有推力可不容易测量，0.5秒时间太短了，这么短的时间内推力不大可能是比较恒定的

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