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

2?????

3?400?????

4??????

5????????

????????????????12???????????????????21?? (???? ???? ??)12??21??????,????????????????????????????????????????????“?????????????”????

12??????????????21?????????????????????,??? ???????????

?,????????T3?????????,?5.2?????,????,???????????????????,????????????????????,?????????????

??????????,?40??,?????????????????????????,??,??????????????????????????,??

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

“??,???????????????????”??????????

??????138?????,???????????350??????????,??“???”??(?????)?????

???????,????,????????70%,?????????????????????2027?????????????????????????,??????????,??????(????????)

??????????????????:???