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发表于 2009-3-17 22:14:27
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引用第3楼emckiller于2009-03-12 08:47发表的“”:
Other Possibility:
1) Measure Static Magnetic Field, If too large than others, Reduce it.
2) As we know, the vibration can make magnetic material lose magetic.
yes,just like you said。
Do you have references about what you said?
If you had, could you offer me some? [s:19] |
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