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

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

?????????淨(jìng)?????

1.80?????????????????????????????????????????????????????????????(????????)???????????????????????“????????”1??!

????????????????????≥80?????????????9??17????o?

2.????(????????)??????????????????????????80?????????1??????????????????????????????????????!????????5????????????“?????????”1???????????1??!??????????????????????????轱????????????????????????

3.“????????”??????e???????????????????????????

“?????????”???????????*500??????????о?*8?????????о?*5?????????о?*2??

4.???????????????????????а???????????9??24????o???????????!

??????????????????(??10??1??????????????????????)

????????????1???? 3000????λ???(????????)

????????????2~5????1000????λ???(????????)

????????????6~10????500????λ???(????????)

????????????11~20????100????λ???(????????)

????????????21~50????50????λ???(????????)

?????????ú?????????????????????????°桶?????????!