This study takes the combination of questionnaire and interview methods of investigation.

本研究采用问卷和访谈相结合的调查方法。

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This study takes the crisis early-warning management theories as foundation, with a software business enterprise for the research object.

本文以危机预警管理理论为基础，以A软件企业为研究对象。

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This study takes the surface peak as a breakthrough, in order to analysis the distributing of the terrain feature points in different topographic forms.

本研究主要以山顶点为切入点，分析地形特征点在不同地貌形态中的分布规律。

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We have had a lot of theories about what causes leukaemia, but this study takes us to a very firm conclusion.

BBC: NEWS | Health | Day care prevents child cancers

This study takes an interesting approach to disentangling this attendance of lottery winners vs lottery losers after the lottery is decided, but while the students are still attending their original schools.

FORBES: School Choice in the Long Run

Again, I hope some scholar takes this up for serious study.

FORBES: The Stalking Horses Of Personalized Medicine