国际臭氧层保护日

  • 网络International Day for the Preservation of the Ozone Layer;International Ozone Layer Protection Day;International Day forthe Preservation of the Ozone Layer
国际臭氧层保护日国际臭氧层保护日
  1. 该报告由300位科学家撰写和审阅,并于联合国的国际臭氧层保护日发布。

    The report was written and reviewed by 300 scientists and launched on the UN International Day for the Preservation of the Ozone Layer .