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????:????????100:??????

?????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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