???????????????70%

??2??21? (????)???????????????????21???,????????,????????????70%?

?????????????“????????”??,??????350??????,????“???????????????”??????????,?????????2027???

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

????????,???????,?????????“?????”??,?????????80%,????????????????????30???????????????????????????,?2025???3?????

????,???????????,???????????????,??,???49%,??????????????2025??????????

????????,?,??????????????????,????????????,?????BIM???????????????,??????????????????

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