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

2?????

3??????????

4???100??????

5????????

?8?????????19?(??????????)????«??????????»?????????????????,???11??26????????????????????30?????????????????????18???,???100??,???500??,?????

?,????????30%???????????????????,??500??60%,??,????????????

?????????????,??????????60??????????,??

????????????????:?????,?????????????????????????????????????,?????????100????????????????

??,??,???????????????????? ????????:??????????