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

2?????????

3???????

4?????????

5?????????

??6???18??? (?????? ?????????????????????????????)?????????,??????,6???????????“??”???????,????????,??????????1???,?????

??“????”???????????????????,????????,??,?????????????????????????????????15?????????????“80?????”????????,??????0.055%???????????????????????,??,??????????????,?????????,???????????

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

???,??34???,????????????????????,??????“??????????”???,?????,???????5?????????????,???1.2%?????????????????

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

“????????,?????????99%????????,?????????????????,????1%?????????????”????????????,?????????50??????,??????1200??“?1???,????600????,????????”?

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

“?????????????????10????????10????????????????????,???????????????????,????????,?????????,???,???,??????????????1%??????”???

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

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

“?????????‘????????’???????,??????????,???????????????,???,???‘??????’,??????”??????????????,“????”???????????,????????????10000????,??????1600??,??80%,5000??????

??????????,?????????????????????60????????,?????????,??????,??????????,???????,??????????????,????“??”?“?????????,???????80??,???????,??????????????????????,?????”

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

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

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