Out of the work on the Science Citation Index (SCI) has come the field of scientometrics and the ability to quantify the impact of specific papers or journals.

我在科学引文索引（Science Citation Index）方面的工作逐渐延伸到科学计量学领域，而且具备将特定论文或期刊的影响力进行量化的能力。

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This paper introduced SCI (Science Citation Index)and its source Periodicals of agronomy and some points for attention of submitting papers and searching.

本文对SCI及其所收录的农学核心期刊加以介绍，并指出投稿的注意事项，以便于该专业的科研人员检索和投稿。

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From this simple exercise, we learned that initially a core group of large and highly cited journals needed to be covered in the new Science Citation Index (SCI).

从这个简单的任务，我们明白首先一个核心群体的大的且高度引用的期刊需要在新的科学引文索引(SCI)中被覆盖。

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China has also seen its share of global scientific output, as measured in scientific publications listed in the Science Citation Index (SCI), double between 2002 and 2008 from 5.2% to 10.6%, placing it second only to the USA in numerical terms.

UNESCO: MEDIA SERVICES