????????????????12????????????20???????????(??????????? ??)??????????20??,??,?????????????????????

??????????????????????? ?????????????

????????????????,??,?????367.9???????????????,????????????????,?????????G211?????????????????????S207?????????,??290?????,????????????????????????????350km/h?????52??????????,????,??????,????????????????“???”??,???????,?????????????????????????150t?,???????

???????,???????????????,??,????????????????????,?????????????????????GIS???????????,????????BIM???????????????????????,????,??,?????????????,????????????????,?,?????143??????????????,??????????

?????“??”??????????????????????????(???)????????,???,????????????????????,????,????????????????,????,???????????????????????????????????????????????????????????????????11??????????????????????,??????????????,???????????????

???????????,??????????,????6???2.5??????????????,?????????,?????????????(????)

??????????:??? “????????”_????

?? ?????????????????????????

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

2??????????

3????????????

4????????2021

5??????

????????????????12????????????20???????????(??????????? ??)??????????20??,??,?????????????????????

??????????????????????? ?????????????

????????????????,??,?????367.9???????????????,????????????????,?????????G211?????????????????????S207?????????,??290?????,????????????????????????????350km/h?????52??????????,????,??????,????????????????“???”??,???????,?????????????????????????150t?,???????

???????,???????????????,??,????????????????????,?????????????????????GIS???????????,????????BIM???????????????????????,????,??,?????????????,????????????????,?,?????143??????????????,??????????

?????“??”??????????????????????????(???)????????,???,????????????????????,????,????????????????,????,???????????????????????????????????????????????????????????????????11??????????????????????,??????????????,???????????????

???????????,??????????,????6???2.5??????????????,?????????,?????????????(????)

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