搜索 - 科创

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〇、开头目前爱好者圈对制冷技术的研究普遍不足。液氮温区以下的低温，几乎完全依赖斯特林制冷机。这类机器价格极高、难以自制，又受二手货源的制约，很难普及。另一路线则是 GM 制冷机。MRI 拆机冷头货源充...

我之前还测试了一下午休状态下能否判断是否处于睡眠状态。以及在处于睡眠状态时，能不能通过现实中的一些音频刺激进行干预，影响梦境内容。通常来说，除了晚上睡觉的时候会做梦，在午休的时候也常常会做梦。并且感觉...

看来拔刀对这方面的了解是相当详细的。我估计在国内商业化金属发动机和APCP药柱，是指望不上的事了。人家是枪店比麦当劳还多，咱们是菜刀实名，18大期间航模禁售。我个人不太赞成电点火，不是因为它不安全，相...

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