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

??

???????,??????????????????????,??????????????,???????150???

??,????????48???????????????,???????5%?????????,??????????????????20%??????????????????????????

???????????12306?????,??????????,????????????????????????,??,???????

??????,???????????4????????????:

?????????8?????,??;

?????48????????????8????????,?????5%??????;

????24??????????????48?????????,??10%?????;

????24???????,????????????????20%???

???,??8??????,?????????????8????,???,????8?????????,?????????5%????

???????48??????,?????????5%??????,???20%??????

??? ??:???????????,???????,?????????????,??????????,????????????????,?????,????????,????????20%?????????,??????,???????????,???????????5%??????????,???????????,????????,????????

(?? ???????)

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