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关注：1
2013-05-23 12:21
求翻译：取， ， 其中: 为颗粒单元等量圆的半径， 为材料中纵波波速， 。是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
取， ， 其中: 为颗粒单元等量圆的半径， 为材料中纵波波速， 。
问题补充： |
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2013-05-23 12:21:38
Take: the same amount of particles unit radius of the circle, as the material longitudinal wave velocity.
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2013-05-23 12:23:18
And, some of which are: a particle unit volume, such as the radius of the circle, is a longitudinal wave in the materials as soon as possible.
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2013-05-23 12:24:58
Takes, among: For the pellet unit isometric circle radius, is in the material the longitudinal wave wave velocity.
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2013-05-23 12:26:38
Taken, including unit equal the radius of the circle for granules, for longitudinal wave in the material.
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2013-05-23 12:28:18
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