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?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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