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

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???????,?????????????,???????,???????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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