From the survey data, Berg's team created the first three-dimensional groundwater map, using statistical modelling to show levels that are relatively arsenic-free.

从调查数据中，研究团队制成了第一张三维地下水地图，用统计模拟的方式显示了与不含砷相关的水平。

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Unlike other mice, mice that are genetically incapable of making these particular cells do not show elevated levels of nitrates when infected with bacteria.

与其他老鼠不同的是，在基因上无法制造这些特殊细胞的老鼠在感染细菌时不会表现出硝酸盐水平的升高。

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Recent studies do in fact show that high carbon dioxide levels are associated with warm interglacial periods, and low levels with cold glacial periods.

最近的研究确实表明，高二氧化碳水平与温暖的间冰期有关，而低二氧化碳水平与寒冷的冰期有关。

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They say their findings show that even low levels of smoke may cause behavior problems in children with asthma or others at risk.

VOA: special.2009.01.13

What he shows-- Daniel Kahneman he and others including Daniel Kahneman, Nobel prize winner-- show is that wealth matters very little to our levels of wellbeing.

他的研究显示…,他和其他人，包括诺奖得主-,表明财富对幸福水平的影响很小。

哈佛公开课 - 幸福课课程节选

Here I just show tissues at two levels of magnification and when we think about tissues we're going to be interested in a couple of different characteristics.

这里我就给你们展示一下,从两个不同水平看到的组织,当我们研究这些组织时,我们将会对它一大堆不同的特点产生兴趣

耶鲁公开课 - 生物医学工程探索课程节选

"Some of the filter results show levels slightly higher than those found by EPA monitors last week and a Department of Energy monitor the week before, " the agency said.

CNN: Japan's nuclear contamination spreads to more U.S. states

Other surveys show similar levels of backing for same sex-marriage, but some show opposition to have nearly equal support.

WSJ: Obama Says He Supports Gay Marriage

He points to studies that show lower levels of social cohesion in places with high levels of immigration.

ECONOMIST: Immigrants