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發布時間: 2023-5-16 13:53
正文摘要:一張動圖看懂原理：鐵原子的無序運動導致整體鐵磁性消失—— & Q; u7 F* k1 G" w* J1 W 9 r- P- c, @. P1 \+ A/ i! _; F |
| 金屬加熱后會退磁 |
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