????:1??????:????????

2???????

3?????????

4???????????

5??????????

??????????????8???16????????????????(??????????????? ????????????? ????)8??16????,?,????????,??????,???????(????????????)??????590???????????????1100????,?7.375??,??780???????,????4000?(??????,??)……

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

????????,??????????????????????400??????????30??????,?(??)????,???????25??,????20???

?,?????????????13???????????????????,????59????????,??????160???

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??????????????????????????????????,????????,????????????????????,?,????????,?????????????????

??????????,?????????,???????“???+??”?,????????“?”????????????,??1100??????,?????140????????????????????????????70????,??????,????????????????????????????????????????9.6%?9.2%?4.7%,?????????????

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

????????,???“?????????????”??,???????????,?,?????550????330?????????,?30?????

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