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2?????????

3?????????

4?????????

5?????vx

?????11?26?????????(? ?????)11????????????????????????????26????,???????????,???????«?????»(?????????«??»),??15???

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??,??,????????????????????30??????,??????????????????????????????????20%??????,???300????;???????????????1000????????

????,?????????????????????1000?,???????????5%????????????????????,????500????;????,????6%?????????????????????,???300????????;??????5????????????,??????300?????

???????,??????????????,???????????????50%????,??50?????????????????

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