搜索 - 科创

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引用 csaaa:设计这个机器的目的其实就是为了用手头身边能随便找到的廉价的东西制作出高精度PCB。目前的精度0.15mm间距已经是轻轻松松的了，随便任何没有经验的人都可以做到。用热转印和感光干膜的方...

又有怎么样，要是s端子接电视成了，要么电视把频率和谐了，要么输出不是1000帧的我们来计算一下：普通相机一帧约2.2mb，2.2*1000=2200mb/s=2.148G/s，普通硬盘都做不到接受如此...

samhrc 发表于 2014-5-12 19:35 辐射源样子是这样。直径8毫米，15-20毫米长（图片为模型。）图片来自网络。放射源装在这个源鞭上的不锈钢柱子里。这东西放在罐子里面，远离...

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