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设一金属球体内各点处的温度与该点离球心的距离成反比,证明球体内任意一点处沿着
设一金属球体内各点处的温度与该点离球心的距离成反比,证明球体内任意一点处沿着
2025-03-17 12:23:20
推荐回答(1个)
回答1:
对T(r)=C/r求梯度。(注意梯度定义)
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