??????,???????????!????……

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

??:

????

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

???

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

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

?????

???????? ???????? ???? “????”??