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2009年8月18—23日,第9届莫斯科国际航空航天展隆重开幕,在俄第5代战斗机将在今年年底首飞的背景下,人们试图寻找着所有与俄5代机有关系的
August 18-23, 2009, the 9th Moscow International Aerospace Exhibition opened its doors in the fifth generation of Russian fighter jets in the background of the first flight of this year, people are trying to find all the relations with the Russian 5th generation machine