?? ?????????????(B??????)?
????:1???????:????????700???
2?????
3?????
4??????
5???????
???????????12???????????3????????????? (?????? ?)?????,23????????610?3?????????(B?)???????????????,??????????????,??,??????????????
????????,???????????,???????????????,????????????
12???????????????????????????3???????????,????(B???????)???????? ???????????????? ????????????????????(B??????????)?2023??????????11??????,2024?7??????,????,?,??????????????,?,????????
??,???????????????????????,????????????????????????????????????????,??,?????,?,??????????????????????????????,???????
???,“???????????????????,????????????(B?)???,?????,???????????????????,??????????”(???)
?????????????:???????????