搜索 - 科创

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呵呵，只知其一而不知其二就是这样了，驱动电路为了完成信号的跳变，要保证上升沿比较陡峭的时候，电流比较大，这样驱动的电流就会吸收很大的电源电流，此时需要电容供给，并且由于布线电感和电阻的影响，此电容必...

咳。。。。。用abs的话能做很漂亮。。。还可以直接做火箭上。。还有。。固定在火箭上是啥样？锯这和手工有啥关系。。。。[s:275]

。。。。看来你没理解我的意思，怎么会需要电源呢？大概下落时原理跟折纸螺旋桨相似，没玩过吗？自己动手试试吧，很简单

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