CR450???????????????????????
????:2025-01-03 13:04:03 ??:????
????:?????:?????200??500
????????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?????,??????,??????????????????????????????????
(???????????) ?????????????:???
????
