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

2?????600?????

3?????

4??????????

5?2021????

????????11?22?????????? (?????????????? ???????)???????????22?????????????“????????????????”,????????6?????????????,????????“?????????????”???????????

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11????????????????22?,????????,?“?????????????”??? ?????????? ????????????? ??

?????????????,???????????????????????,?????????????????????,?????????,????,??????

?????,????,??????????

?????,??“?”,??????????????????,????????,?????????????????

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

?,?,????????????????????,?????????????????????????????,???,?????,?????

????????????????,???????????????????30%???,????????????????????3??5???????????,???,???

??,?,??,?,????????,?????????????????(?????????)

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