????:1??????:????

2???????2019

3?51???

4??????????????

5?????????

?:9???????????25?????,«??»??????????FAST????????????????????????,???

????9???????25????????“???”?????????????,???????

??????????,??????????????,2023?????????????PM2.5?????????????????30??????????/??????????,?????54%????????4??????????????????????????????????????????2???????????????????????????????85%,??????????????24.02%,???1/4??????????????

?,???????????“????”????????????????,??????4000??????,?????????????20%?????80%??????????????????

??,?????????????????????????????????????24??????,??,???

??FAST?

9???????????????????????????25????????,???????????FAST??????FAST???,??????40???????????????FAST??????????,?????????????,?????????????

?????

9?25??7???????33?,??????????????,??????????????01?????????02?????5??????????????????????,??????????????????4????????????????

?5G?????400????

??,????8?????,??????????5G???404.2?????????????????,?32.1%;5G??????9.66?????????,????????54.3%?

????????“???????????????????????????5G??”,???????,???????,??,???????????????????

????,????,????????????????,????????????5G?????????,???5G???? ????????:??????