a magnet which retains its magnetic properties in the absence of an inducing electric field or current.
| 单词 | θ78103 |
| 释义 | the world > matter > physics > electromagnetic radiation > magnetism > magnetic devices or materials > [noun] > a magnet > permanent magnet (1) permanent magnet1782 a magnet which retains its magnetic properties in the absence of an inducing electric field or current. |
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