Air defense missile weapon system research and development is a very complicated engineering,problems of all kinds would be met.

 
  • 防空导弹武器系统研制是一项非常复杂的工程,研制过程中会碰到各种各样的问题。
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  • 深远海浮式风电平台 - deep-sea floating wind power platform
  • 京雄高速公路 - Beijing-Xiongan expressway
  • 农业及相关产业增加值 - the added value of agriculture and related industries
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