?????“???????????????????”????

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

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

??:?????