????:2025-01-03 14:51:25 ??:????
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???1+1????CR450 ???
??,???CR450?????,??????????????????????450????????????,???????????????400????,???????????????????????????????????,??????????CR450??????????????????????????????????????«???????1+1»????????,??????????????
?????????“CR450”,C??China,R???????Railway,??,??????350???????,?????????????????,??????50??????????????,????????,???????????????????,??????????????,???
CR450???????
???
??????????????? ??????????????????????:CR450??,????????????????,????????200???????????????200???,???????????????,??60??????????????????????????CR450?????,???????????????????????????,??,???????????????????????????????????????????,??,???????????????
50?????????????
?????????????????
????? ??:???????2018???,????????,?????????????????????????,??????????
??????????????????????,??,?????????????????????,????????????,???????????????
50?????????,?????????,??,??,?????????????,?????????????????
??????????????,??,?????????????????????????CR450????????????,????22%?
???????
???????????? ??????????????:?,???????????,?????????????????,?????,?????????,?????????,?????????,?????????????????????CR450?????400???????????????,??????????????????,?????????????????????????????????????????
(????) ?????:???????
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