?? ??????????,120?????????
????:1?????:?????????????
2???????
3???????
4???????
5??????
?????????,???????????????????????,???????PFOS?????????,???
????:?????
?????????,???????????????????????,???????PFOS?????????,???
????:?????
????:1?????:?????????????
2???????
3???????
4???????
5??????
?????????,???????????????????????,???????PFOS?????????,???
????:?????