????:1???????????:????wx

2???????

3?????????

4???????wx

5???????

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

???????:

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

??????????

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

????????

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

????

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

?????:???