?????“???????????????????”????

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

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

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

???:???