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

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

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

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

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

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

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

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