搜索 - 科创

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为什么要警告？？这本书不好么？啊绿我正在学习高数，这样的好书对于我是不是很受用？这样的帖子对于我是不是好贴？是好贴为什么不可以顶？你可以到“https://www.kechuang.org/t/529...

实际应用中1平方的铜线大约安全电流6A左右(如果我没记错的话)这个电流是考虑到电线温度和绝缘层的..好的散热条件下.比如直接平铺.1.2漆包线走20A都是可以的..最多烫手一点不烧坏东西就没问题.,而...

最后那两幅是同一个电路的,但我就不明白参数为什么不一样了...仔细看看洞洞板下面写的参数,再看看电路图的,你就知道了...我驱动460...那时以为是250...结果发现拿错了..但幸好没焊在板子上,...

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