Two decades of double-digit spending have transformed Beijing's military capabilities : it now possesses a large and increasingly sophisticated submarine fleet, a Russian-built airforce, and vastly improved ballistic, satellite and cyber-warfare capabilities. 连续20年的两位数军费增长,已经转变了中国的军事实力。如今它拥有庞大且日趋先进的潜艇部队、俄式装备的空军,以及大幅增强的弹道导弹、卫星和网络作战实力。