??6????????14????????????? (?? ?????????????????????? ??????)6???????14???????????,??,?????????????????“‘4S’???????????????”??

?????????????????????? ??? ?????

6?14???????????????,??,?????,???????????????,????“??????????”,????“???”,???????,??????????????????,?????

??,????????????????,???????,????????????,????“???????2090?,????????????????”???????????,?????,??????,????????1110????????,?????????????????,????????9.58?,???????????12??????????????,??????????????????????24?????????,????????90??????

???“‘4S’??”????????????????? ????????????????? ??

?,?,??,?,???????10???????????????????????/?????30???????/?????????????????,???????????????,????????????????????????????????????,????,???????????????????????????????“??”??????????????????????????????????????????????????????????????????????

??????????????????????????????????????60???????????????????,??120?,??????????90??,????????????24??“????????????,???????????????????????48?????????????????????6600????????????????????,??????”?,??171????????????,?,??,????,?????

??????? ?????????? ????????????????????????????

?????,??????CRH1A??20?????????????,?????6??????????15?????????????????,??????,??,??,?????(????????)

????:???????????? ??“?????????”

?? ??????“‘4S’????”????????

????:1??????????:????????????

2???????

3???50??????

4???????wx

5???????

??6????????14????????????? (?? ?????????????????????? ??????)6???????14???????????,??,?????????????????“‘4S’???????????????”??

?????????????????????? ??? ?????

6?14???????????????,??,?????,???????????????,????“??????????”,????“???”,???????,??????????????????,?????

??,????????????????,???????,????????????,????“???????2090?,????????????????”???????????,?????,??????,????????1110????????,?????????????????,????????9.58?,???????????12??????????????,??????????????????????24?????????,????????90??????

???“‘4S’??”????????????????? ????????????????? ??

?,?,??,?,???????10???????????????????????/?????30???????/?????????????????,???????????????,????????????????????????????????????,????,???????????????????????????????“??”??????????????????????????????????????????????????????????????????????

??????????????????????????????????????60???????????????????,??120?,??????????90??,????????????24??“????????????,???????????????????????48?????????????????????6600????????????????????,??????”?,??171????????????,?,??,????,?????

??????? ?????????? ????????????????????????????

?????,??????CRH1A??20?????????????,?????6??????????15?????????????????,??????,??,??,?????(????????)

????:????????????