一块表面积为5平方米的薄铁板双面镀铜后,铁板的质量增加了4.45千克,求所镀铜的厚度,
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![一块表面积为5平方米的薄铁板双面镀铜后,铁板的质量增加了4.45千克,求所镀铜的厚度,](/uploads/image/z/3247117-61-7.jpg?t=%E4%B8%80%E5%9D%97%E8%A1%A8%E9%9D%A2%E7%A7%AF%E4%B8%BA5%E5%B9%B3%E6%96%B9%E7%B1%B3%E7%9A%84%E8%96%84%E9%93%81%E6%9D%BF%E5%8F%8C%E9%9D%A2%E9%95%80%E9%93%9C%E5%90%8E%2C%E9%93%81%E6%9D%BF%E7%9A%84%E8%B4%A8%E9%87%8F%E5%A2%9E%E5%8A%A0%E4%BA%864.45%E5%8D%83%E5%85%8B%2C%E6%B1%82%E6%89%80%E9%95%80%E9%93%9C%E7%9A%84%E5%8E%9A%E5%BA%A6%2C)
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