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?????????????1??????????18??????????(????????????? ???????)?????????????????18??,???????,??,???27???(?????????????????????????????????)100??2000?????,????????????????,?703????1148???????????????,?????????????????????????????????????????????15???,???

????????????????,?????????????????12???,?,?????????????100%??,?????????30%???,?????????????????10%??????????????????????????????,?????????1200?(?60?),????????????1200???????(???????12??),??1.6?(?????3??)?

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