Value selection is an important problem in the study of value theory but relatively weaker.

价值选择是价值论研究中的一个具有重要现实意义的问题，但在理论研究上又比较薄弱。

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Also, one of the tasks of foreign language teaching is the study of value orientation in texts.

研讨语篇中的价值取向亦是外语教学的任务。

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A recent study says most advertising aimed at children is for foods of the lowest nutritional value.

VOA: special.2010.06.04

He said the DoE had commissioned a study of the economic value of Northern Ireland's historic environment.

BBC: Historic assets 'could bring thousands of jobs'

To demonstrate, Andy cited a study of the iPad value chain conducted by the Personal Computing Industry Center of the University of California.

FORBES: Exports No Longer Drive China's Growth

Because light takes so long to reach the earth from distant galaxies, astronomers were able to study the value of alpha in light from the distant past.

ECONOMIST: Fundamental physics