赛吉满为全球选煤行业提供世界领先的多专业工程、项目交付与运营服务。

Sedgman is a leading provider of multi-disciplinary processing engineering, project delivery and operations services to the global coal industry.

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乔尔·艾森，美国佛吉尼亚州里士满大学里士满法学院法学教授。

Joel B. Eisen is a professor of law at the University of Richmond School of law in Richmond, Virginia (US).

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