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

2???????

3???????

4????????

5????????

??????????2??????????????????????21? (??? ???????????????????????????????)?????????20?,?«?????????»???????????????????????????????????????????????7?????????????????,???????

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

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

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

???????,???,???????????????????????????????,???????????13???????

??????,????????????,?????1????????????????????12??????97%?

?????86?????

????????????????????????2???????????????1????,??,?????????????????????????25%?,????10%????????????2????3???,??????,??????,??30??????????????????????2??10????????????????,??????3??????????????????????12?????25%?????(??) ????????????????????:?????????????????????