搜索 - 科创

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发动机主体采用外径25mm，内径20mm的pvc管，前后打孔用雕刻石膏制作做喷口和堵头，电钻打孔，喷口4mm 燃料采用BP，装药后封口‎试车视频和截...

点击此处查看视频传统型土豆炮火箭是按核武的发动机一体弄的，北极设计的尾托没管用...倒是把引信烧了......汗...死北极....落地把喷口摔坏了，唉....[s:245]视频是前些天录的...被压...

我就是用的这个电路图，结果做出来没电弧主电源用的是28V的实验电源，我接上去根本都没电流，KA3525一直发热，100欧电阻也发热我用频率档测试11和14脚，没频率了大家帮我分析下是为什么

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