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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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