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

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

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

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

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

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

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