​2021     R&D       
  
2022/10/20
                 2021      R&D    38.7           2019  38.3   0.4     2020    10.2        35.7%   R&D    GDP   GDP     34%    1.7                      64.75        R&D       6.31    R&D    190.1   20.4%         2.7       R&D    0.82%          0.01    GDP             R&D                  2021                        《           》                                                                                                  
    