As a part of my System Research work, I found out an undocumented technique to achieve this.
作为我的系统研究工作的一部分，我发现了一个未公开的技术来实现这一目标。
Carbon dioxide is responsible for 63% of the warming attributable to all greenhouse gases, according to the Earth System Research Lab.
据NOAA地球系统研究实验室，温室效应原因二氧化碳占63%。
Johan Bollen is associate professor in the School of Informatics and Computing at the Center for Complex Networks and System Research at Indiana University in Bloomington.
约翰勃伦是印第安纳大学布卢明顿分校信息和计算机学院复合网络及系统研究中心副教授。
The Helmholtz Association of German Research Centres described new methods and technologies in the new warning system.
VOA: special.2009.03.17
His research suggests that trust between people is more important in countries with a weak legal system.
VOA: special.2009.12.19
She also works as a research investigator for the Veterans Administration Ann Arbor Healthcare System.
VOA: special.2010.06.01
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