????,???????????!??????……

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

?????????????????,????2??????????????15?????????:????????2????4???????,????????????? “??????????”,???????!

???,?????????,2?12??18?????????????,?????“??”?

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

??????? | ????????????????????

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

?????

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

???????????????????,???????????????????????0????60?????????,??????????????????????????????????????????,???????????

????,????????,?????????75%???????????

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

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

???????????????(??????18????????????????)?????????(????????2448??????)??????????????(????????25??????,???????23??)???(?060??????)?????(??624???????????,??)????

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

??????????

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

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

??,??????

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

?????????,??,??????1????????3?????????????????????,???????

??????,???

?,??????

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

?????

????«??????????»,???,???

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

?????????????,??????,?????,?;

?(?????????????????????????????)??5000mg/L~10000mg/L?,???????,??????????????30??,????;

??????????????????,?????;

??;??????????????????????????????????????????????????

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

????,?????;????,?1000mg/L???????30??,?????????????

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

????????????,???????500mg/L???????30???????????????;??????30????????????,???,??

??????????

?????????(???????????)?????????,??????????????30????,?500mg/L??????????????,??????30??????????????,???

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

??,?????,????????0.5%??????????????3?????;????0.1%??????

???????

???????

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

????????

????????????,?????20???????

??????

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

?????

???????????

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

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

????

???????????????????????????3?,??????????,??????????

???:

?????????

????????

?????

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

?(?????)

??

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

???:???