一组电场线对应一组等势面?请说明我错在哪里.我想我还是坚持这个论点,不过我有一个证明与之想背,求错误所在.设一个正电电荷位于一个半径为b的空心金属球中心处,金属球接地.则在球内,
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![一组电场线对应一组等势面?请说明我错在哪里.我想我还是坚持这个论点,不过我有一个证明与之想背,求错误所在.设一个正电电荷位于一个半径为b的空心金属球中心处,金属球接地.则在球内,](/uploads/image/z/9926618-50-8.jpg?t=%E4%B8%80%E7%BB%84%E7%94%B5%E5%9C%BA%E7%BA%BF%E5%AF%B9%E5%BA%94%E4%B8%80%E7%BB%84%E7%AD%89%E5%8A%BF%E9%9D%A2%3F%E8%AF%B7%E8%AF%B4%E6%98%8E%E6%88%91%E9%94%99%E5%9C%A8%E5%93%AA%E9%87%8C.%E6%88%91%E6%83%B3%E6%88%91%E8%BF%98%E6%98%AF%E5%9D%9A%E6%8C%81%E8%BF%99%E4%B8%AA%E8%AE%BA%E7%82%B9%2C%E4%B8%8D%E8%BF%87%E6%88%91%E6%9C%89%E4%B8%80%E4%B8%AA%E8%AF%81%E6%98%8E%E4%B8%8E%E4%B9%8B%E6%83%B3%E8%83%8C%2C%E6%B1%82%E9%94%99%E8%AF%AF%E6%89%80%E5%9C%A8.%E8%AE%BE%E4%B8%80%E4%B8%AA%E6%AD%A3%E7%94%B5%E7%94%B5%E8%8D%B7%E4%BD%8D%E4%BA%8E%E4%B8%80%E4%B8%AA%E5%8D%8A%E5%BE%84%E4%B8%BAb%E7%9A%84%E7%A9%BA%E5%BF%83%E9%87%91%E5%B1%9E%E7%90%83%E4%B8%AD%E5%BF%83%E5%A4%84%2C%E9%87%91%E5%B1%9E%E7%90%83%E6%8E%A5%E5%9C%B0.%E5%88%99%E5%9C%A8%E7%90%83%E5%86%85%2C)
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