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关注：1
2013-05-23 12:21
求翻译：大小沙砾中，平均直径较大的颗粒带正电荷，较小的颗粒带负电荷是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
大小沙砾中，平均直径较大的颗粒带正电荷，较小的颗粒带负电荷
问题补充： |
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2013-05-23 12:21:38
Size of the gravel, the average diameter of the larger particles are positively charged, smaller particles are negatively charged
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2013-05-23 12:23:18
In Size, with an average gravel with large diameter of the particles has a positive charge, and the smaller the particles with a negative charge
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2013-05-23 12:24:58
In size gravel, mean diameter big pellet belt positive charge, small pellet belt negative charge
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2013-05-23 12:26:38
Size sand, average diameter larger particles are positively charged, smaller particles negatively
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2013-05-23 12:28:18
正在翻译，请等待...
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