搜索 - 科创

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还能计算pi，计算的主要汇编程序，程序很快就跑完，速度很快```; ==================================================================...

引用第14楼虎哥于2010-05-18 02:49发表的 :是否适合做推进剂，还是要看一下压强然速图、比冲和机械性能，综合起来考虑。苯甲酸钠本身是一个相对比较贵的东西，增加了成本，是否增加效益，也是...

查了一下，外文说的是就是雷达原理，用的三个电子管比硬币还小VT-M532 VT RF TubesMiniaturized RF Tubes used inside the VT M532(Shown ...

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