?????“???????????????????”????

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

?????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???

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

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