The new Indian Ocean Tsunami Warning System replaces a makeshift system put in place soon after the 2004 Tsunami by the United States and Japan.

这项新印度洋海啸预警系统，将取代2004年海啸后，由美国和日本装设的临时系统。

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UNESCO officials say a complete evaluation of the drill will take weeks. If successful, the Indian Ocean Tsunami Warning System will soon take over primary responsibility for the region.

联合国教科文组织官员说，全部演习过程，将需要几个星期的时间。如果演习成功，印度洋海啸预警系统将立即取代原来的预警装置。

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That tragedy prompted the introduction of the Indian Ocean Tsunami Warning and Mitigation System.

印度洋海啸的悲剧促使人们建立了印度洋海啸报警和减灾系统。

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Wendy Watson-Wright, UNESCO Assistant Director-General and Executive Secretary of the Intergovernmental Oceanographic Commission (IOC), confirmed that the Indian Ocean Tsunami Warning and Mitigation System issued timely tsunami alert messages on this event.

UNESCO: Social and Human Sciences

The Indian Ocean nations decided to establish an Indian Ocean Tsunami Warning and Mitigation System (IOTWS) in the wake of the 2004 catastrophe.

UNESCO: Social and Human Sciences

The Indian Ocean Tsunami Warning and Mitigation System functioned effectively during the magnitude 7.7 earthquake and tsunami.

UNESCO: THEMES