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

2???????????

3?????????

4????????

5???????????

??????????????11??????26? (?????? ?)?26?,??????????????,?????,“??”???“??”???????????????70??(???????,???????????????)?????????????120?,??80?160??????????????????

?20%,??????15%?????????????????????????????????????????????????????????40%?

???,??????????5????,????68???????????????????,?“??”“?????????”??????????????

??????????????????,?????????????????????,????????1400?/?????????????/???????????????2000??/?????????????/??

??,???,“?????????????”????“??????????????”???????????112????????224?;???????????????????????????5600???/?????

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