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

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

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

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

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

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

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