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

2???????????

3????600??????

4???????

5???????

??????????2???????21?? (??? ?? ??)???????????????,???????????????????-?(??“??????”)???

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

??????????21??,??,???????,???????????????,????????????2??20????????,???????????????????200???????,??800??????????????????,???900?????????????

“??????????15?????????????????!????????????,???20%,?????????????30%?”???????,????????????????3?????????????????125??

???????? ?? ?

????,??1838??,??22155??????????????“????”?“????”????

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

???????????????,????????,?????,????????????,??????????????,??????????????????????????????????????????????????????????????????100??????????????????????????????,????????????6000?,??7000??(?????????????)

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