3000?/?????5-15???????????????12500????????????
?????
??????????????????????
???????????
?????24???30?
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???????QQ1350011211
????????????????????,???????????????????????????????(??????????150?/500?(30????) ????????????20???150?/30?*20?=100?????????100?)
????????????????30%~50%????,??????51%~80%???????81%?????????????
???????????(????)
30?/500????????
50?/1200????????
100?/3000?
200?/6200?
300?/10000?
400?/14000?
500?/18000?
600?/25000?
????????????
??????????????????????????????QQ1350011211
????????