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

2???????

3?????????????vx

4?????mm

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

?????????????????????????(?????):?8???????16???????????????????????????????

??????????????,????,???????????22???????????????????,?“?????”???????????????????????????,?????????2023?????????????1.84????????????,??????????????0.69%?

????????????,??????????????,???????????628??,??84??,??????????????????112???????????

???????????????,??12315???33.7%,???????????????20.4??????????????

???:??????