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

2?????????

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

4?????????

5??????150???

???????????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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