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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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