??2??????20?? (???????? ??????????????)??20??,???????,????????2025?,??????,?????????“3+1+2”?,??,????

?,??2025??????????????????,“3”??????????,???????????????????????????????????????(????????????????????????????????????????????????????????????????????????????????),?;“1”???,??????????????1?;“2”???,???????????????????????????2???????????????????????“3+1+2”????????????????????,?????12???????????,???,?????,???

???2025?,????????????????????????????,??????????????,?2????????,??????????????????????,?????

?????6??7??9????????????????????3??3???????,???????750????,??150?????????????????100?????????????????????????????????????????????;?????????????????????????????????????????????

2025???????,???????????????????????(????????)?????(????)???????????????,??,?????????????????????????????????????,??????????????????????,??????,??,??,???????

?,???????????(A?B???)????(A?B????????????????????????)?????????(????)??(A?B?C???????????????????????)???????????????????(??)????????????4??????????,??1??45???????????????,?????6???“??”??????????????????????????????????????????,???????????????????????????:??A??????????????B??????(?????????????????????)?????????????A??????????????????A???????B?????????????(???????????????????????)???????????????????????B????????????????????(?)?C???????????????????(?????????)???

?????????????,????????“??”????????????????????,1??1???,??,??“????????????”????“??”??

????????,??????????????????????????????????????????,??????????,?????(????????) ????:??? “???????”_????

?? ??????2025??“3+1+2”??

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

2??????????

3???????????

4???????

5???sn??

??2??????20?? (???????? ??????????????)??20??,???????,????????2025?,??????,?????????“3+1+2”?,??,????

?,??2025??????????????????,“3”??????????,???????????????????????????????????????(????????????????????????????????????????????????????????????????????????????????),?;“1”???,??????????????1?;“2”???,???????????????????????????2???????????????????????“3+1+2”????????????????????,?????12???????????,???,?????,???

???2025?,????????????????????????????,??????????????,?2????????,??????????????????????,?????

?????6??7??9????????????????????3??3???????,???????750????,??150?????????????????100?????????????????????????????????????????????;?????????????????????????????????????????????

2025???????,???????????????????????(????????)?????(????)???????????????,??,?????????????????????????????????????,??????????????????????,??????,??,??,???????

?,???????????(A?B???)????(A?B????????????????????????)?????????(????)??(A?B?C???????????????????????)???????????????????(??)????????????4??????????,??1??45???????????????,?????6???“??”??????????????????????????????????????????,???????????????????????????:??A??????????????B??????(?????????????????????)?????????????A??????????????????A???????B?????????????(???????????????????????)???????????????????????B????????????????????(?)?C???????????????????(?????????)???

?????????????,????????“??”????????????????????,1??1???,??,??“????????????”????“??”??

????????,??????????????????????????????????????????,??????????,?????(????????) ????:???