搜索 - 科创

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谢谢指点。那么就决定使用PPR管材了。外径40 厚度5.5 耐压2MPA 长度200（药柱120）喷喉10 燃料KNSU 几层纸做隔热层这个规格应该可行吧，我是...

就像斯特林循环可以用来制作热机，同样也可以制冷一样。不过，温差发电我最早是在看欧姆的资料的时候看到的。当时，温差电池的电流是最稳定的，比主流的伏打电堆要强得多。

又给热胶打广告，介绍下，热胶分胶枪和胶棒两部分，我这里（温州），胶枪25大洋一把，胶棒5毛一根，五金店都有卖，一般一根胶棒可以做两三个发动机，关键看操作水平和制作工艺了！

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