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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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