It studies these populations in the past, present and future using quantitative data and mathematical models as tools of analysis.

它使用定量数据和数学模型作为分析工具，研究这些人口在过去、现在和未来的情况。

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It studies these populations, in the past, present and future, using quantitative data and mathematical models as tools of analysis.

它使用定量数据和数学模型作为分析工具，研究这些物体在过去、现在和未来的数量。

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These data have established a strong connection between variations in the Earth's orbit and the periodicity of the ice ages.

这些数据已经建立了地球轨道变化和冰期周期之间的强有力的联系。

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In other words there was not enough data on these things, in other words, with other conventional mortgages, you have data covering peace and war, prosperity and depression and so forth and you can follow these data back for decades.

换句话说,关于这些新增贷款没有足够数据，换种说法，和其他传统贷款相比，你有和平和战争时期的数据，有市场繁荣和萧条时的数据等等,你可以追述这些数据。

斯坦福公开课 - 经济学课程节选

However, like Roubini, these analysts surprisingly misunderstand basic facts about income, demographics and investment in these facilities, and they use data points that are simply wrong to lead to their conclusions.

FORBES: Nouriel Roubini Is All Wrong About China

Data brokers and credit keepers are getting much scrutiny these days in terms of how they collect, store and protect our data.

FORBES: Celebs' Financial Details Leaked, Including Credit Reports For Jay-Z And FBI Director Robert Mueller

Project Offices were established in these districts, and data collection was in full swing.

UNESCO: CULTURE