World usage totaled 18.12 million tons, according to the Lisbon-based International Copper Study Group.
而据总部设在里斯本的国际铜业研究组织称，全球共消耗了1812万吨铜。
Mixed phenotype acute leukemia: a study of 61 cases using world health organization and European group for the immunological classification of leukaemias criteria.
混合型急性白血病：采用世界卫生组织和欧洲白血病标准进行免疫学分类的61例研究。
All deciduous trees in the Western world are affected, according to the study by a group of institutions, including the tu Delft University and Wageningen University.
据包括代尔夫特理工大学和瓦格宁根大学在内的一些研究机构发表的这篇研究报告称，西方世界的落叶树都受到影响。
'On the surface, these kids look like the most privileged group in the world,' says Madeline Levine, a psychologist who has been working with the Stanford study.
“表面上看，这些孩子是世界上最得天独厚的一群人，”参与斯坦福大学研究的心理学家玛德琳？勒文(MadelineLevine)说。
The beginning, the world joined the global Education Technology Group, including Beijing Universal Axalto schools and study centers (5 Lake CTC), immigration center (global elite).
成立之初，加盟了环球天下教育科技集团，包括北京环球雅思学校及其留学中心(五湖中视)、移民中心(环球精英)。
For José Servián Renna, of Asunción, Paraguay, a Group Study Exchange tour to India in 1994 opened up a new world of Rotary service.
年前往印度的团体研究交换之旅，开启了一个扶轮服务的新世界。
For José Servián Renna, of Asunción, Paraguay, a Group Study Exchange tour to India in 1994 opened up a new world of Rotary service.
年前往印度的团体研究交换之旅，开启了一个扶轮服务的新世界。
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