搜索 - 科创

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这是一个简单的STM32 USB设备驱动例子，利用片内SRAM和USB OTG实现了RamDisk。使用 STM32F105/7xx, STM32F2xx and STM32F4xx USB On...

之前在某网站看到老外发明的扯蛋器，挺有意思。以下是它的图文介绍：有了这个“扯蛋”利器，再也不用纠结是吃掉蛋白还是丢掉蛋黄了。喏，你把一枚生蛋放进这个两头附带尼龙绳的塑料壳里，扣...

不解释小拉喷，注意不是外面那个大圆锥，是中间那个小的。直径约2.5mm。明显的逐层压制痕迹，压力很大，外面都肿了。药分三层，直径15mm,推进长20mm，延时长9mm,最后是开伞...

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