????:1???????:????vx

2?????

3???????

4?????

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

????11??????????????22????????????????????? (????????????????????? ?????)22???,??“?????”???????????????????????????????????

??“? ???”???,??,?????????????“??????+??+???+????+?????????????????????”?,???????????,??????????????,?????????????

11?????????22???,???“??”????????????????????????????? ????????????? ??

????,??????????????????,???,?????????2023???????????????,????175?(?,?????),????????????

?????,????????;????(????)?????????????????(?),?????????????,??????????

????“????????????+?”“??????????????+????????????????”“?????????????????????+???”“???+????????????”?;????,?????21.43??,??????????????????

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

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

?????,???????????????,??????????????????,?????,??300?;??2???????????,?????????????????????(?????????????)

?????????????????????????????:???