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【判断题】
BP网络目标函数存在多个极值点,按梯度下降法进行学习,很容易陷入局部极小值。
A.
正确
B.
错误
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【判断题】电容器的容量大小不仅与极板相对面积成正比,与极板间距离成正比,还与介电常数有关。
A.
正确
B.
错误
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A.
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B.
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【判断题】电容器的电容量的大小与极板之间的距离成正比。 ( )
A.
正确
B.
错误
【简答题】阅读理解。 My friend has a large dog named Jack. Every afternoon my ffiend takes it for a walk. Jack likes the walk in the park very much. One Sunday afternoon a man came to visit my friend. He stayed a lo...
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