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2?????????
3???????????
4??????
5???????
????????8?6?? ?????,??????????,??????????10??,????,???
????????10?????????????? ?
??10?(7??27????8?5??????),????????????????????????????????100~250?,??????????????????????300??;???????????
???????10????,???????????????????????????????5~10???????????????35????
??10??????????????????? ?
??10??????????(8?????????????6-15???????),?????????????????????????????????????????????,?????????????40~80?????,??????????????????????????????????????????????????????????????????????????????100~200?,???????????????????250???????????;????????????4~7?????????,??????????????????1???
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6-11??,?,?????????????6-9?????,??????????????????????????????????,?;10-11?,??????????,???????
12-14????????,??????????????????????????????,???
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????11-14??(8??16-19??),??????????????????????????????????30~60?????,?????????80~120??
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6-11?,????,??,??;???????????????????????????????????????????????????????????????100~200?,????????????250??
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??????????10????,??????????????????????????????????????4~8?????????????35~39???????,?????????40~43?,11????,?????????????
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???8??????,???????2-3??,????10?????
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