???????????,????!??????……

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

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

???????:

??

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

?

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

?????(?????)

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

?????? ???????? ?? “??”??

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