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

2?2021????????

3?????

4???ktv???????

5??????????

?????????12?2?? (??????????????????? ??????????????)2??,???????????“??”?(TBM)???????4?????8????,?TBM???????,????????????TBM???????????????

12?????????????2?,??????????TBM“?????????????????????”???????

????,“???”TBM??,?,???12.23??????????,?160????????????????????????????,??2800??????????????,?????????????????????????,?????,??,?????????????20%??????????????????40%?

???????????12?2????????????????,???????????????????????3.3?,?????????14.9?,10??TBM????????????4?????????????,?2??????

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