????:1??????????????:????

2???????

3???9598????

4????????

5?????wx

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

?:

??

?????

?????

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

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

???

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

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