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1
磁铁
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物理课程/磁铁
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来自维基教科书,为开放世界而开放的书籍
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物理课程
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磁铁
[
编辑
|
编辑源代码
]
磁铁是一种吸引金属的材料,如钢铁、铁氧体。有三种类型的磁铁
磁铁矿石磁铁
电磁铁
永磁铁
类别
:
图书:物理课程
华夏公益教科书