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关注：1
2013-05-23 12:21
求翻译：铝含量至少在36ppm的概率是铝含量至少在36ppm的样本与总样本数之比，即0.32，铝的平均含量为总铝污染量与总样本数之比是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
铝含量至少在36ppm的概率是铝含量至少在36ppm的样本与总样本数之比，即0.32，铝的平均含量为总铝污染量与总样本数之比
问题补充： |
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2013-05-23 12:21:38
正在翻译，请等待...
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2013-05-23 12:23:18
Aluminum at least 36 ppm of the probability is aluminum at least 36 ppm of the sample and the total number of samples, i.e. 0.32, the aluminum of the average concentration of total aluminum amount of pollution and the total number of samples.
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2013-05-23 12:24:58
The aluminum content in the 36ppm probability is at least the aluminum content at least in the 36ppm ratio of sample and the total sample number, namely 0.32, the aluminum average content is the total aluminum level of contamination and the total sample number ratio of
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2013-05-23 12:26:38
正在翻译，请等待...
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2013-05-23 12:28:18
正在翻译，请等待...
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