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

2???????

3???????

4???????

5???????????

????????????7??????????15?? (? ???? ??)??15??????????????(??????“??”)??????????????????,“?????”?????,??,??1000??????????????

“??????????????”??????,????????????????????

“??”??????

?????????,“?????”??????????????100?????????????100?,?????????????????????????????????????,???,?????????????????

????,???????????????????“?????????”????????????????????,“??”??????????,???????????????????????,????????

?????“?????????”?????????????????? ???

????,“??????”??????????“????????????????????????????”?????,?????????????????????????????????????“????????????????”??“?????”????????,?????????????????,???????????,“????”?????????????,??????????????????,??,??????

????,??????????????????“????????????????????”???,?????,??,???(???????????????????)

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