搜索 - 科创

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孩子玩的玩具显微镜，玩腻了要扔掉，觉得可惜了，恰好还有一个多年前的USB摄像头，很久也不用，也想扔掉，都觉得可惜。忽想，将两样组合在一起，改成USB电子显微，引起孩子兴趣，也做抛砖引玉供论坛网友参考...

JTAG测试原理介绍 JTAG(Joint Test Action Group�联合测试行动小组)是一种国际标准测试协议IEEE 1149.1兼容），主要用于芯片内部测试。现在多数的...

转贴：隐身与反隐身的较量图好像没有画对中国的研究人员，曾一度对美国的隐身衣技术表示恐惧，该技术可以在人们的视线里隐藏物体，同时也使得物体里面的人无法观看外面。如今中国已经发明了一种称之为反隐身层，从...

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