(??)??????“??”?????

??

???????????2??????13??????????? ?????????:??“????????????”???

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

?20????,???????????????????????,?????????????“????????????????????”???

?

???????????????,????????????“clean”(???????)?,???????????14???????????:“??,?????????????,???????,????????????????”

????????,?????1999????????????,???????????1????“????,???????(????)??????????????,????????????”

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

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

2????????13????????,??????73.73?????? ?? ????????? ?????

??????????

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

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

????????????,29?????“????????????”???????“?????????????(??????)??????????????????????,????,?????”?????????,?????,???

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

??

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

????????????????????????????,??????,??????????????????????,???????,??,????????????????????????????????????1???????,????????????

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

???????????“???????”???????,??????,????????????????????????,?????????????“??????????”????????????“??????,???????????????????,??‘??????????????’???????”

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

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

?????????

?????(??)??????“??”??????????

????????