15????130????? ????“???”???
??1??????????21????? (?????????? ??????????????)?1??????21??,???????,??“????”?????15????????(?,????????)????,?130????????????????,??
???????????????????,??????,??????“????U??”??????,????331328?????,??????329026????????????????
?,1??????????????????20??????11???????,??2025??“??U??????”????APP???????????,??????????20??????
????????,?“????????U??”??????,??,?N??3C?????????????????35??,????,????????????,???????????????,??
??,???????????,????3C??SN??????69???,??????????????????,???????,??,?????(?????) ???????????:???