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【本刊讯】对于历届主办奥运会的国家来说,安保工作都是重中之重,北京奥运也不例外。北京奥运会采用了大量先进的安保技术和产品。据透露,美国一些
For our countries that host the Olympic Games in the past, security work is the top priority. The Beijing Olympic Games are no exception. Beijing Olympic Games adopted a large number of advanced security technologies and products. It is revealed that the United States some