?

???????????????65000??8???9800????


?????


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


I??5936,???98,1.7?1:1.3,2039?,???,?,???,?????,,???????????,??????????????
?
?n???3.54?n????????????????30000??????????45000???????35000????

????2??97%??????


??????5lO????????????????????????????????????????
???????????????????????????????
?
????????????????3060mg/?3???0.4-0.6g/??0.6-1.2g/?3???????...