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??????????,???????????????????,???????????,???????20??????,??15??????,??????????50???

???????????????????????????????,???????????????????????????????????????“??”,??????????????????????800???

????????????,????100??,????????????“??????”????????????1000??,??2025?????????3600???

?????????????????????????????????,????,????,??????????“??”,??????????????????150????????????,???????????????“??????”?????????????????,??,????8600??,????6%???,?????,???8%?

?????????????,????????????????????8500??????,????????,?????????,??????????????1500??2000?????,?????500?????????????????????,?????????

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