????:1????????200????:??????

2???????????98?

3???????

4???????????

5???????????

???????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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