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NicholasTheil69082786
  • 11/13/2017
风洞实验是战斗机研制不可缺少的部分，52年前钱学森在西南筹建风洞，四川绵阳建成亚洲第一、世界第三的风洞群，超大型高超神速激波风洞处于世.

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