Our Chemistry has experienced several reforms, but it is still effected by the course values, specifically by the subject-center, student-center, society-center and modern comprehensive course values.

我国化学课程虽几经变革 ，但无不受课程观的影响 ，具体表现为受学科中心、学生中心、社会中心以及现代整合课程观的影响。

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As far back as 1995, articles in medical journals and the establishment of a Pennsylvania treatment center for overusers generated interest in the subject.

早在1995年，医学杂志上的文章和宾夕法尼亚治疗中心的建立就引起了人们对这个主题的兴趣。

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This is what the imaginary grid looks like, and how you may use it to place your subject somewhere besides the center of the image.

想象出来的格子看起来就是这样的。 就这样你可以通过它把你的摄影主体放置在画面中心以外的地方。

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Reports suggested that he had been increasingly unhappy in the military and that his work at his previous post - Walter Reed Army Medical Center in Washington DC - had been the subject of concern.

BBC: US gunman 'faced Afghan posting'

Now Guido Risaliti of the Harvard-Smithsonian Center for Astrophysics and colleagues have looked at markedly higher energies - less subject to absorption in those gas layers - using Europe's XMM-Newton telescope and the recently launched Nustar telescope.

BBC: First glimpse of a black hole's spin

In Buddhism, the subject of self-immolation is controversial, said Robert Sharf, the chair of the Center for Buddhist Studies at the University of California, Berkeley.

CNN: STORY HIGHLIGHTS