Writers noted for their scientific output are included, too.

书中也收录了因科学研究成果成名的作家。

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World scientific output grew steadily, from 450, 000 papers a year in 1980 to 1, 500, 000 in 2009.

世界科学产出总体增长平稳，从1980年的450,000份论文增长到2009年的1,500,000份。

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Only North American scientific output has grown "considerably slower" than the world as a whole.

只有北美世界水平相比，增长“慢的多了”。

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This story is one of four parts examining the scientific output of different nations in biology, clean energy, and computer science.

FORBES: Connect

This story is the first of four parts examining the scientific output of different nations in biology, clean energy, and computer science.

FORBES: China Passed The U.S. In Information Technology. What's Next?

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